GMAC Institutional Capital
                            GMAC-RFC
             Loan Group I; Fixed Rate Mortgage Loans
                    Cut-off Date: 12/01/2001


1. Portfolio Summary

Number of Loans: 758
Aggreggate Original Loan Balance: $109,310,683.77
Aggregate Current Loan Balance: $91,561,792.33
Average Current Loan Balance: $120,793.92
Minimum Current Loan Balance: $1,016.93
Maximum Current Loan Balance: $1,862,771.19
WA Gross Coupon: 7.969
Original Loan Term: 286.55
WA Remaining Loan Term: 231.14
WA Original LTV*: 78.81
WA Current LTV: 68.39
Non-Zero WA Credit Score: 683.07

* - Combined Loan-to-Value is used for second lien mortgage loans.


2. Lien Position

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Lien Position                 Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
First Lien                     98.1     691    89,842,421
----------------------------------------------------------
----------------------------------------------------------
Second Lien                     1.9      67     1,719,372
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------

3. Amort Type

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Amort Type                    Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
Fixed                         100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


4. Loan Type

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Loan Type                     Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
Conv                           85.1     592    77,889,766
----------------------------------------------------------
----------------------------------------------------------
FHA                             0.7       6       628,494
----------------------------------------------------------
----------------------------------------------------------
VA                              0.2       2       152,638
----------------------------------------------------------
----------------------------------------------------------
Conv w/MI                      14.1     158    12,890,894
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------

5. Current Loan Balance

----------------------------------------------------------
----------------------------------------------------------
Current                      % Cur
Loan Balance                  Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
1 - 50,000                      8.8     283     8,073,856
----------------------------------------------------------
----------------------------------------------------------
50,001 - 100,000               14.5     184    13,308,658
----------------------------------------------------------
----------------------------------------------------------
100,001 - 150,000              15.4     114    14,059,086
----------------------------------------------------------
----------------------------------------------------------
150,001 - 275,000              18.1      79    16,579,018
----------------------------------------------------------
----------------------------------------------------------
275,001 - 300,700               6.0      19     5,472,117
----------------------------------------------------------
----------------------------------------------------------
300,701 - 400,000              19.0      51    17,394,451
----------------------------------------------------------
----------------------------------------------------------
400,001 - 500,000               7.1      15     6,546,236
----------------------------------------------------------
----------------------------------------------------------
500,001 - 600,000               3.1       5     2,823,398
----------------------------------------------------------
----------------------------------------------------------
600,001 - 700,000               0.7       1       645,169
----------------------------------------------------------
----------------------------------------------------------
700,001 - 800,000               2.3       3     2,148,304
----------------------------------------------------------
----------------------------------------------------------
800,001 - 900,000               1.9       2     1,725,254
----------------------------------------------------------
----------------------------------------------------------
900,001 - 1,000,000             1.0       1       923,475
----------------------------------------------------------
----------------------------------------------------------
1,000,001 >=                    2.0       1     1,862,771
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


6. Original Loan Balance

----------------------------------------------------------
----------------------------------------------------------
Original                     % Cur
Loan Balance                  Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
1 - 50,000                      7.8     260     7,142,304
----------------------------------------------------------
----------------------------------------------------------
50,001 - 100,000               13.0     179    11,928,405
----------------------------------------------------------
----------------------------------------------------------
100,001 - 150,000              15.9     124    14,521,072
----------------------------------------------------------
----------------------------------------------------------
150,001 - 275,000               7.2      38     6,571,081
----------------------------------------------------------
----------------------------------------------------------
275,001 - 300,700               6.9      28     6,296,236
----------------------------------------------------------
----------------------------------------------------------
300,701 - 400,000              22.9      77    20,979,837
----------------------------------------------------------
----------------------------------------------------------
400,001 - 500,000              12.0      30    11,013,524
----------------------------------------------------------
----------------------------------------------------------
500,001 - 600,000               4.9      11     4,461,898
----------------------------------------------------------
----------------------------------------------------------
600,001 - 700,000               0.9       2       795,937
----------------------------------------------------------
----------------------------------------------------------
700,001 - 800,000               0.8       1       724,242
----------------------------------------------------------
----------------------------------------------------------
800,001 - 900,000               1.3       2     1,191,694
----------------------------------------------------------
----------------------------------------------------------
900,001 - 1,000,000             4.4       5     4,072,791
----------------------------------------------------------
----------------------------------------------------------
1,000,001 >=                    2.0       1     1,862,771
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


7. Mortgage Rates

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Mortgage Rates                Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
4.500 - 4.999                   0.0       1        41,273
----------------------------------------------------------
----------------------------------------------------------
5.000 - 5.499                   0.9      16       826,693
----------------------------------------------------------
----------------------------------------------------------
5.500 - 5.999                   2.4      34     2,210,173
----------------------------------------------------------
----------------------------------------------------------
6.000 - 6.499                   6.6      78     6,016,704
----------------------------------------------------------
----------------------------------------------------------
6.500 - 6.999                  20.7     109    18,926,942
----------------------------------------------------------
----------------------------------------------------------
7.000 - 7.499                  28.0     115    25,667,460
----------------------------------------------------------
----------------------------------------------------------
7.500 - 7.999                  15.2      73    13,880,446
----------------------------------------------------------
----------------------------------------------------------
8.000 - 8.499                   2.6      12     2,381,974
----------------------------------------------------------
----------------------------------------------------------
8.500 - 8.999                   1.8      12     1,617,688
----------------------------------------------------------
----------------------------------------------------------
9.000 - 9.499                   3.0      16     2,754,036
----------------------------------------------------------
----------------------------------------------------------
9.500 - 9.999                   2.0      21     1,836,926
----------------------------------------------------------
----------------------------------------------------------
10.000 - 10.499                 2.5      30     2,273,331
----------------------------------------------------------
----------------------------------------------------------
10.500 - 10.999                 3.8      51     3,523,659
----------------------------------------------------------
----------------------------------------------------------
11.000 - 11.499                 2.3      36     2,135,145
----------------------------------------------------------
----------------------------------------------------------
11.500 - 11.999                 2.8      49     2,592,661
----------------------------------------------------------
----------------------------------------------------------
12.000 - 12.499                 2.0      31     1,856,281
----------------------------------------------------------
----------------------------------------------------------
12.500 - 12.999                 1.6      29     1,452,196
----------------------------------------------------------
----------------------------------------------------------
13.000 - 13.499                 0.6      13       536,565
----------------------------------------------------------
----------------------------------------------------------
13.500 - 13.999                 0.2       8       200,005
----------------------------------------------------------
----------------------------------------------------------
14.000 - 14.499                 0.4      11       389,451
----------------------------------------------------------
----------------------------------------------------------
14.500 - 14.999                 0.2       6       214,859
----------------------------------------------------------
----------------------------------------------------------
15.000 - 15.499                 0.1       3       112,848
----------------------------------------------------------
----------------------------------------------------------
15.500 - 15.999                 0.1       3        86,643
----------------------------------------------------------
----------------------------------------------------------
18.000 - 18.499                 0.0       1        27,835
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------

8. Net Mortgage Rates

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Net Mortgage Rates            Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
4.000 - 4.499                   0.0       1        41,273
----------------------------------------------------------
----------------------------------------------------------
4.500 - 4.999                   0.6      11       565,348
----------------------------------------------------------
----------------------------------------------------------
5.000 - 5.499                   1.4      23     1,308,878
----------------------------------------------------------
----------------------------------------------------------
5.500 - 5.999                   4.8      70     4,358,809
----------------------------------------------------------
----------------------------------------------------------
6.000 - 6.499                  14.0      95    12,804,639
----------------------------------------------------------
----------------------------------------------------------
6.500 - 6.999                  28.9     125    26,440,390
----------------------------------------------------------
----------------------------------------------------------
7.000 - 7.499                  21.4      93    19,572,649
----------------------------------------------------------
----------------------------------------------------------
7.500 - 7.999                   4.3      17     3,950,144
----------------------------------------------------------
----------------------------------------------------------
8.000 - 8.499                   3.3      18     3,025,788
----------------------------------------------------------
----------------------------------------------------------
8.500 - 8.999                   2.1      14     1,921,852
----------------------------------------------------------
----------------------------------------------------------
9.000 - 9.499                   3.0      27     2,764,493
----------------------------------------------------------
----------------------------------------------------------
9.500 - 9.999                   2.7      32     2,513,836
----------------------------------------------------------
----------------------------------------------------------
10.000 - 10.499                 3.1      45     2,861,827
----------------------------------------------------------
----------------------------------------------------------
10.500 - 10.999                 2.6      41     2,353,720
----------------------------------------------------------
----------------------------------------------------------
11.000 - 11.499                 2.5      43     2,244,105
----------------------------------------------------------
----------------------------------------------------------
11.500 - 11.999                 2.2      36     2,038,865
----------------------------------------------------------
----------------------------------------------------------
12.000 - 12.499                 1.4      26     1,288,010
----------------------------------------------------------
----------------------------------------------------------
12.500 - 12.999                 0.6      12       574,340
----------------------------------------------------------
----------------------------------------------------------
13.000 - 13.499                 0.1       7       136,618
----------------------------------------------------------
----------------------------------------------------------
13.500 - 13.999                 0.5      12       479,503
----------------------------------------------------------
----------------------------------------------------------
14.000 - 14.499                 0.1       4       127,511
----------------------------------------------------------
----------------------------------------------------------
14.500 - 14.999                 0.1       2        74,719
----------------------------------------------------------
----------------------------------------------------------
15.000 - 15.499                 0.1       3        86,643
----------------------------------------------------------
----------------------------------------------------------
17.500 - 17.999                 0.0       1        27,835
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


9. Seasoning (Months)

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Seasoning (Months)            Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
12-Jan                          8.8      64     8,040,710
----------------------------------------------------------
----------------------------------------------------------
13 - 24                         7.9      73     7,270,119
----------------------------------------------------------
----------------------------------------------------------
25 - 36                        21.7     209    19,850,004
----------------------------------------------------------
----------------------------------------------------------
37 - 48                        11.0     132    10,070,988
----------------------------------------------------------
----------------------------------------------------------
49 - 60                         3.6      37     3,301,544
----------------------------------------------------------
----------------------------------------------------------
61 - 84                        25.6      98    23,426,719
----------------------------------------------------------
----------------------------------------------------------
85 - 120                       20.2     122    18,504,281
----------------------------------------------------------
----------------------------------------------------------
121 >=                          1.2      23     1,097,427
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


10. Original Loan to Value

----------------------------------------------------------
----------------------------------------------------------
Original                     % Cur
Loan to Value                 Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
0.1 - 50.0                      7.1     111     6,459,938
----------------------------------------------------------
----------------------------------------------------------
50.1 - 60.0                     7.5      49     6,829,673
----------------------------------------------------------
----------------------------------------------------------
60.1 - 70.0                    15.8      79    14,487,374
----------------------------------------------------------
----------------------------------------------------------
70.1 - 80.0                    35.2     185    32,252,014
----------------------------------------------------------
----------------------------------------------------------
80.1 - 85.0                     4.2      40     3,817,051
----------------------------------------------------------
----------------------------------------------------------
85.1 - 90.0                     9.0      60     8,216,277
----------------------------------------------------------
----------------------------------------------------------
90.1 - 100.0                   18.4     214    16,844,151
----------------------------------------------------------
----------------------------------------------------------
100.1 >=                        2.9      20     2,655,314
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------

11. Current Loan to Value *

----------------------------------------------------------
----------------------------------------------------------
Current                      % Cur
Loan to Value *               Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
0.1 - 50.0                     20.2     191    18,514,419
----------------------------------------------------------
----------------------------------------------------------
50.1 - 60.0                    11.8      54    10,794,086
----------------------------------------------------------
----------------------------------------------------------
60.1 - 70.0                    13.9      72    12,689,683
----------------------------------------------------------
----------------------------------------------------------
70.1 - 80.0                    23.8     149    21,802,717
----------------------------------------------------------
----------------------------------------------------------
80.1 - 85.0                     6.8      46     6,214,531
----------------------------------------------------------
----------------------------------------------------------
85.1 - 90.0                     7.6      78     6,983,109
----------------------------------------------------------
----------------------------------------------------------
90.1 - 100.0                   15.5     165    14,207,170
----------------------------------------------------------
----------------------------------------------------------
100.1 >=                        0.4       3       356,076
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------

* - calculated as follows:  current balance of the subject lien to the lesser of
appraised value or sales prices, both at origination.


12. Property Type

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Property Type                 Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
Single Family                  83.5     619    76,466,184
----------------------------------------------------------
----------------------------------------------------------
Townhouse                       0.4       6       368,442
----------------------------------------------------------
----------------------------------------------------------
PUD Detached                    5.7      27     5,216,016
----------------------------------------------------------
----------------------------------------------------------
Condo                           4.6      39     4,256,440
----------------------------------------------------------
----------------------------------------------------------
Midrise Condo                   0.4       1       388,763
----------------------------------------------------------
----------------------------------------------------------
Manufactured                    0.4       8       372,790
----------------------------------------------------------
----------------------------------------------------------
PUD Attached                    1.4      21     1,322,860
----------------------------------------------------------
----------------------------------------------------------
Unknown                         0.2       4       228,278
----------------------------------------------------------
----------------------------------------------------------
2-4 Family                      3.2      33     2,942,018
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


13. Occupancy Status

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Occupancy Status              Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
Primary Residence              93.5     698    85,583,498
----------------------------------------------------------
----------------------------------------------------------
Non-Owner Occupied              3.7      45     3,364,401
----------------------------------------------------------
----------------------------------------------------------
Second/Vacation                 2.9      15     2,613,893
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


14. Loan Purpose

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Loan Purpose                  Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
Purchase                       42.6     360    38,967,638
----------------------------------------------------------
----------------------------------------------------------
Rate & Term Refinance          26.4     140    24,171,979
----------------------------------------------------------
----------------------------------------------------------
Equity Refinance               26.1     240    23,854,932
----------------------------------------------------------
----------------------------------------------------------
Cons Perm                       5.0      18     4,567,244
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


15. Credit Score

----------------------------------------------------------
----------------------------------------------------------
                             % Cur
Credit Score                  Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
0 - 0                           1.4       7     1,304,495
----------------------------------------------------------
----------------------------------------------------------
1 - 499                         1.9      34     1,766,991
----------------------------------------------------------
----------------------------------------------------------
500 - 519                       4.0      44     3,635,714
----------------------------------------------------------
----------------------------------------------------------
520 - 539                       3.4      48     3,149,399
----------------------------------------------------------
----------------------------------------------------------
540 - 559                       4.8      69     4,370,005
----------------------------------------------------------
----------------------------------------------------------
560 - 579                       5.0      61     4,550,871
----------------------------------------------------------
----------------------------------------------------------
580 - 599                       3.2      47     2,941,482
----------------------------------------------------------
----------------------------------------------------------
600 - 619                       4.1      69     3,712,869
----------------------------------------------------------
----------------------------------------------------------
620 - 639                       4.8      51     4,381,930
----------------------------------------------------------
----------------------------------------------------------
640 - 679                       9.2      75     8,419,726
----------------------------------------------------------
----------------------------------------------------------
680 - 699                       4.9      28     4,515,695
----------------------------------------------------------
----------------------------------------------------------
700 - 719                       6.7      38     6,173,635
----------------------------------------------------------
----------------------------------------------------------
720 - 739                       8.0      36     7,322,303
----------------------------------------------------------
----------------------------------------------------------
740 - 759                      13.8      54    12,648,736
----------------------------------------------------------
----------------------------------------------------------
760 or greater                 24.8      97    22,667,940
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


16. Current Delinquency

----------------------------------------------------------
----------------------------------------------------------
Current                      % Cur
Delinquency                   Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
0                              95.8     698    87,711,552
----------------------------------------------------------
----------------------------------------------------------
1 - 1                           4.2      60     3,850,240
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------

17. Geographic Distribution

----------------------------------------------------------
----------------------------------------------------------
Geographic                   % Cur
Distribution                  Bal    Count      Total
----------------------------------------------------------
----------------------------------------------------------
MA                             25.5      77    23,307,107
----------------------------------------------------------
----------------------------------------------------------
PA                             18.3     198    16,739,241
----------------------------------------------------------
----------------------------------------------------------
MD                              8.2      59     7,479,986
----------------------------------------------------------
----------------------------------------------------------
OH                              7.9      36     7,251,137
----------------------------------------------------------
----------------------------------------------------------
CA                              6.3      37     5,790,430
----------------------------------------------------------
----------------------------------------------------------
DE                              3.8      22     3,506,466
----------------------------------------------------------
----------------------------------------------------------
Other                          30.0     329    27,487,426
----------------------------------------------------------
----------------------------------------------------------
Total:                        100.0     758    91,561,792
----------------------------------------------------------
----------------------------------------------------------


This  information  was prepared for  informational  purposes  only. It is not an
offer to buy or sell any MBS/ABS instrument. In the event of such offering, this
information  is  deemed  superseded  &  amended  entirely  by  a  Prospectus  or
Prospectus Supplement.  It is not an official confirmation of terms and is based
on  information  generally  available to the public from sources  believed to be
reliable.  No  representation  is made of accuracy or  completeness  or that any
returns  indicated  will be  achieved.  Any  changes to  assumptions  may have a
material  impact  on  returns.  Past  performance  is not  indicative  of future
results. The related security may only be transferred in accordance with U.S. or
other relevant  securities laws and according to the terms of such security.  --
Residential Funding  Corporation and affiliates,  Residential Funding Securities
Corporation and RFSC International Limited.
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