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|----------------------------------------- | ---- | --------- | ----------- | ----- | ------------- |  | ----------------------- |  | -------------- |  | --------- |  |  |  | -------------- | 
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|                                          |      |           |             |       |              
|GMACM MORTGAGE LOAN TRUST Series 2005-AF1
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|2005 Annual Statement                    
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | DISTRIBUTION IN DOLLARS |  |                |  |           |  | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  | ENDING BALANCE | 
|PERIOD                                    |      | CLASS     |             | CUSIP |               |  | INTEREST                |  |                |  | PRINCIPAL |  | 
|200507                                    | A-1  | 36185MAH5 | $89,979.17  |       | $1,572,471.18 |  | $29,277,528.82          | 
|200508                                    | A-1  | 36185MAH5 | $91,736.26  |       | $2,082,312.12 |  | $27,195,216.70          | 
|200509                                    | A-1  | 36185MAH5 | $89,319.29  |       | $2,258,965.64 |  | $24,936,251.06          | 
|200510                                    | A-1  | 36185MAH5 | $85,822.26  |       | $2,383,790.15 |  | $22,552,460.91          | 
|200511                                    | A-1  | 36185MAH5 | $81,517.75  |       | $1,763,227.54 |  | $20,789,233.37          | 
|200512                                    | A-1  | 36185MAH5 | $77,808.04  |       | $2,130,000.67 |  | $18,659,232.70          | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $516,182.77             |  | $12,190,767.30 |  |           |  | 
|200507                                    | A-10 | 36185MAW2 | $15,796.09  |       | $0.00         |  | $3,296,575.00           | 
|200508                                    | A-10 | 36185MAW2 | $15,796.09  |       | $0.00         |  | $3,296,575.00           | 
|200509                                    | A-10 | 36185MAW2 | $15,796.09  |       | $0.00         |  | $3,296,575.00           | 
|200510                                    | A-10 | 36185MAW2 | $15,796.09  |       | $0.00         |  | $3,296,575.00           | 
|200511                                    | A-10 | 36185MAW2 | $15,796.09  |       | $0.00         |  | $3,296,575.00           | 
|200512                                    | A-10 | 36185MAW2 | $15,796.09  |       | $0.00         |  | $3,296,575.00           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $94,776.54              |  | $0.00          |  |           |  | 
|200507                                    | A-11 | 36185MAX0 | $18,184.85  |       | $0.00         |  | $3,795,100.00           | 
|200508                                    | A-11 | 36185MAX0 | $18,184.85  |       | $0.00         |  | $3,795,100.00           | 
|200509                                    | A-11 | 36185MAX0 | $18,184.85  |       | $0.00         |  | $3,795,100.00           | 
|200510                                    | A-11 | 36185MAX0 | $18,184.85  |       | $0.00         |  | $3,795,100.00           | 
|200511                                    | A-11 | 36185MAX0 | $18,184.85  |       | $0.00         |  | $3,795,100.00           | 
|200512                                    | A-11 | 36185MAX0 | $18,184.85  |       | $0.00         |  | $3,795,100.00           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $109,109.10             |  | $0.00          |  |           |  | 
|200507                                    | A-12 | 36185MAY8 | $9,160.20   |       | $0.00         |  | $1,911,693.35           | 
|200508                                    | A-12 | 36185MAY8 | $9,160.20   |       | $0.00         |  | $1,911,693.35           | 
|200509                                    | A-12 | 36185MAY8 | $9,160.20   |       | $0.00         |  | $1,911,693.35           | 
|200510                                    | A-12 | 36185MAY8 | $9,160.20   |       | $0.00         |  | $1,911,693.35           | 
|200511                                    | A-12 | 36185MAY8 | $9,160.20   |       | $0.00         |  | $1,911,693.35           | 
|200512                                    | A-12 | 36185MAY8 | $9,160.20   |       | $0.00         |  | $1,911,693.35           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $54,961.20              |  | $0.00          |  |           |  | 
|200507                                    | A-13 | 36185MBF8 | $102,083.33 |       | $1,784,005.67 |  | $33,215,997.04          | 
|200508                                    | A-13 | 36185MBF8 | $104,076.79 |       | $2,362,428.66 |  | $30,853,568.38          | 
|200509                                    | A-13 | 36185MBF8 | $101,334.69 |       | $2,562,845.92 |  | $28,290,722.46          | 
|200510                                    | A-13 | 36185MBF8 | $97,367.24  |       | $2,704,462.09 |  | $25,586,260.37          | 
|200511                                    | A-13 | 36185MBF8 | $92,483.67  |       | $2,000,420.22 |  | $23,585,840.15          | 
|200512                                    | A-13 | 36185MBF8 | $88,274.92  |       | $2,416,532.37 |  | $21,169,307.78          | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $585,620.64             |  | $13,830,694.93 |  |           |  | 
|200507                                    | A-2  | 36185MAJ1 | $126,666.67 |       | $14,178.54    |  | $39,985,821.46          | 
|200508                                    | A-2  | 36185MAJ1 | $135,285.36 |       | $14,246.48    |  | $39,971,574.98          | 
|200509                                    | A-2  | 36185MAJ1 | $141,274.54 |       | $14,314.74    |  | $39,957,260.23          | 
|200510                                    | A-2  | 36185MAJ1 | $147,508.89 |       | $14,383.34    |  | $39,942,876.89          | 
|200511                                    | A-2  | 36185MAJ1 | $154,362.58 |       | $14,452.26    |  | $39,928,424.64          | 
|200512                                    | A-2  | 36185MAJ1 | $159,422.55 |       | $14,521.51    |  | $39,913,903.13          | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $864,520.59             |  | $86,096.87     |  |           |  | 
|200507                                    | A-3  | 36185MAK8 | $281,361.88 |       | $700,000.00   |  | $58,019,000.00          | 
|200508                                    | A-3  | 36185MAK8 | $278,007.71 |       | $700,000.00   |  | $57,319,000.00          | 
|200509                                    | A-3  | 36185MAK8 | $274,653.54 |       | $700,000.00   |  | $56,619,000.00          | 
|200510                                    | A-3  | 36185MAK8 | $271,299.38 |       | $700,000.00   |  | $55,919,000.00          | 
|200511                                    | A-3  | 36185MAK8 | $267,945.21 |       | $700,000.00   |  | $55,219,000.00          | 
|200512                                    | A-3  | 36185MAK8 | $264,591.04 |       | $700,000.00   |  | $54,519,000.00          | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $1,637,858.76           |  | $4,200,000.00  |  |           |  | 
|200507                                    | A-4  | 36185MAL6 | $61,068.02  |       | $0.00         |  | $14,656,325.00          | 
|200508                                    | A-4  | 36185MAL6 | $61,068.02  |       | $0.00         |  | $14,656,325.00          | 
|200509                                    | A-4  | 36185MAL6 | $61,068.02  |       | $0.00         |  | $14,656,325.00          | 
|200510                                    | A-4  | 36185MAL6 | $61,068.02  |       | $0.00         |  | $14,656,325.00          | 
|200511                                    | A-4  | 36185MAL6 | $61,068.02  |       | $0.00         |  | $14,656,325.00          | 
|200512                                    | A-4  | 36185MAL6 | $61,068.02  |       | $0.00         |  | $14,656,325.00          | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $366,408.12             |  | $0.00          |  |           |  | 
|200507                                    | A-5  | 36185MAM4 | $130,342.92 |       | $0.00         |  | $27,202,000.00          | 
|200508                                    | A-5  | 36185MAM4 | $130,342.92 |       | $0.00         |  | $27,202,000.00          | 
|200509                                    | A-5  | 36185MAM4 | $130,342.92 |       | $0.00         |  | $27,202,000.00          | 
|200510                                    | A-5  | 36185MAM4 | $130,342.92 |       | $0.00         |  | $27,202,000.00          | 
|200511                                    | A-5  | 36185MAM4 | $130,342.92 |       | $0.00         |  | $27,202,000.00          | 
|200512                                    | A-5  | 36185MAM4 | $130,342.92 |       | $0.00         |  | $27,202,000.00          | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $782,057.52             |  | $0.00          |  |           |  | 
|200507                                    | A-6  | 36185MAN2 | $0.00       |       | $0.00         |  | $1,004,791.67           | 
|200508                                    | A-6  | 36185MAN2 | $0.00       |       | $0.00         |  | $1,009,606.29           | 
|200509                                    | A-6  | 36185MAN2 | $0.00       |       | $0.00         |  | $1,014,443.99           | 
|200510                                    | A-6  | 36185MAN2 | $0.00       |       | $0.00         |  | $1,019,304.87           | 
|200511                                    | A-6  | 36185MAN2 | $0.00       |       | $0.00         |  | $1,024,189.04           | 
|200512                                    | A-6  | 36185MAN2 | $0.00       |       | $0.00         |  | $1,029,096.61           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $0.00                   |  | $0.00          |  |           |  | 
|200507                                    | A-7  | 36185MAP7 | $0.00       |       | $0.00         |  | $2,973,178.54           | 
|200508                                    | A-7  | 36185MAP7 | $0.00       |       | $0.00         |  | $2,987,425.02           | 
|200509                                    | A-7  | 36185MAP7 | $0.00       |       | $0.00         |  | $3,001,739.77           | 
|200510                                    | A-7  | 36185MAP7 | $0.00       |       | $0.00         |  | $3,016,123.10           | 
|200511                                    | A-7  | 36185MAP7 | $0.00       |       | $0.00         |  | $3,030,575.36           | 
|200512                                    | A-7  | 36185MAP7 | $0.00       |       | $0.00         |  | $3,045,096.87           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $0.00                   |  | $0.00          |  |           |  | 
|200507                                    | A-8  | 36185MAQ5 | $172,006.25 |       | $0.00         |  | $102,479,347.32         | 
|200508                                    | A-8  | 36185MAQ5 | $144,325.08 |       | $0.00         |  | $98,020,360.06          | 
|200509                                    | A-8  | 36185MAQ5 | $123,240.18 |       | $0.00         |  | $93,184,233.77          | 
|200510                                    | A-8  | 36185MAQ5 | $102,502.66 |       | $0.00         |  | $88,081,598.17          | 
|200511                                    | A-8  | 36185MAQ5 | $81,658.98  |       | $0.00         |  | $84,303,498.15          | 
|200512                                    | A-8  | 36185MAQ5 | $67,354.98  |       | $0.00         |  | $79,742,443.61          | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $691,088.13             |  | $0.00          |  |           |  | 
|200507                                    | A-9  | 36185MAR3 | $16,462.50  |       | $0.00         |  | $62,493,525.86          | 
|200508                                    | A-9  | 36185MAR3 | $15,623.38  |       | $0.00         |  | $58,048,785.08          | 
|200509                                    | A-9  | 36185MAR3 | $14,512.20  |       | $0.00         |  | $53,226,973.54          | 
|200510                                    | A-9  | 36185MAR3 | $13,306.74  |       | $0.00         |  | $48,138,721.28          | 
|200511                                    | A-9  | 36185MAR3 | $12,034.68  |       | $0.00         |  | $44,375,073.52          | 
|200512                                    | A-9  | 36185MAR3 | $11,093.77  |       | $0.00         |  | $39,828,540.48          | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $83,033.27              |  | $0.00          |  |           |  | 
|200507                                    | B-1  | 36185MAZ5 | $7,896.67   |       | $1,328.94     |  | $1,646,671.06           | 
|200508                                    | B-1  | 36185MAZ5 | $7,890.30   |       | $1,336.03     |  | $1,645,335.03           | 
|200509                                    | B-1  | 36185MAZ5 | $7,883.90   |       | $1,345.80     |  | $1,643,989.23           | 
|200510                                    | B-1  | 36185MAZ5 | $7,877.45   |       | $1,350.31     |  | $1,642,638.93           | 
|200511                                    | B-1  | 36185MAZ5 | $7,870.98   |       | $1,358.54     |  | $1,641,280.38           | 
|200512                                    | B-1  | 36185MAZ5 | $7,864.47   |       | $1,366.70     |  | $1,639,913.68           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $47,283.77              |  | $8,086.32      |  |           |  | 
|200507                                    | B-2  | 36185MBA9 | $3,948.33   |       | $664.47       |  | $823,335.53             | 
|200508                                    | B-2  | 36185MBA9 | $3,945.15   |       | $668.02       |  | $822,667.52             | 
|200509                                    | B-2  | 36185MBA9 | $3,941.95   |       | $672.90       |  | $821,994.62             | 
|200510                                    | B-2  | 36185MBA9 | $3,938.72   |       | $675.15       |  | $821,319.46             | 
|200511                                    | B-2  | 36185MBA9 | $3,935.49   |       | $679.27       |  | $820,640.19             | 
|200512                                    | B-2  | 36185MBA9 | $3,932.23   |       | $683.35       |  | $819,956.84             | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $23,641.87              |  | $4,043.16      |  |           |  | 
|200507                                    | B-3  | 36185MBB7 | $7,336.78   |       | $1,234.71     |  | $1,529,918.37           | 
|200508                                    | B-3  | 36185MBB7 | $7,330.86   |       | $1,241.30     |  | $1,528,677.06           | 
|200509                                    | B-3  | 36185MBB7 | $7,324.91   |       | $1,250.38     |  | $1,527,426.68           | 
|200510                                    | B-3  | 36185MBB7 | $7,318.92   |       | $1,254.57     |  | $1,526,172.12           | 
|200511                                    | B-3  | 36185MBB7 | $7,312.91   |       | $1,262.22     |  | $1,524,909.90           | 
|200512                                    | B-3  | 36185MBB7 | $7,306.86   |       | $1,269.80     |  | $1,523,640.10           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $43,931.24              |  | $7,512.98      |  |           |  | 
|200507                                    | IO   | 36185MBD3 | $89,343.59  |       | $0.00         |  | $196,375,273.02         | 
|200508                                    | IO   | 36185MBD3 | $87,386.00  |       | $0.00         |  | $191,487,470.50         | 
|200509                                    | IO   | 36185MBD3 | $83,806.72  |       | $0.00         |  | $186,663,285.05         | 
|200510                                    | IO   | 36185MBD3 | $81,026.20  |       | $0.00         |  | $181,203,839.57         | 
|200511                                    | IO   | 36185MBD3 | $77,868.95  |       | $0.00         |  | $177,045,330.70         | 
|200512                                    | IO   | 36185MBD3 | $75,574.31  |       | $0.00         |  | $172,170,368.75         | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $495,005.77             |  | $0.00          |  |           |  | 
|200507                                    | M-1  | 36185MAS1 | $33,282.92  |       | $5,601.21     |  | $6,940,398.79           | 
|200508                                    | M-1  | 36185MAS1 | $33,256.08  |       | $5,631.12     |  | $6,934,767.67           | 
|200509                                    | M-1  | 36185MAS1 | $33,229.10  |       | $5,672.28     |  | $6,929,095.39           | 
|200510                                    | M-1  | 36185MAS1 | $33,201.92  |       | $5,691.27     |  | $6,923,404.12           | 
|200511                                    | M-1  | 36185MAS1 | $33,174.64  |       | $5,725.99     |  | $6,917,678.12           | 
|200512                                    | M-1  | 36185MAS1 | $33,147.21  |       | $5,760.38     |  | $6,911,917.74           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $199,291.87             |  | $34,082.25     |  |           |  | 
|200507                                    | M-2  | 36185MAT9 | $15,232.71  |       | $2,563.53     |  | $3,176,436.47           | 
|200508                                    | M-2  | 36185MAT9 | $15,220.42  |       | $2,577.21     |  | $3,173,859.26           | 
|200509                                    | M-2  | 36185MAT9 | $15,208.08  |       | $2,596.05     |  | $3,171,263.21           | 
|200510                                    | M-2  | 36185MAT9 | $15,195.64  |       | $2,604.75     |  | $3,168,658.46           | 
|200511                                    | M-2  | 36185MAT9 | $15,183.16  |       | $2,620.64     |  | $3,166,037.83           | 
|200512                                    | M-2  | 36185MAT9 | $15,170.60  |       | $2,636.37     |  | $3,163,401.45           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $91,210.61              |  | $15,598.55     |  |           |  | 
|200507                                    | M-3  | 36185MAU6 | $11,284.38  |       | $1,899.06     |  | $2,353,100.94           | 
|200508                                    | M-3  | 36185MAU6 | $11,275.28  |       | $1,909.20     |  | $2,351,191.75           | 
|200509                                    | M-3  | 36185MAU6 | $11,266.13  |       | $1,923.15     |  | $2,349,268.59           | 
|200510                                    | M-3  | 36185MAU6 | $11,256.91  |       | $1,929.59     |  | $2,347,339.00           | 
|200511                                    | M-3  | 36185MAU6 | $11,247.67  |       | $1,941.36     |  | $2,345,397.64           | 
|200512                                    | M-3  | 36185MAU6 | $11,238.36  |       | $1,953.02     |  | $2,343,444.61           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $67,568.73              |  | $11,555.38     |  |           |  | 
|200507                                    | PO   | 36185MBC5 | $0.00       |       | $24,267.39    |  | $1,483,955.55           | 
|200508                                    | PO   | 36185MBC5 | $0.00       |       | $6,121.24     |  | $1,477,834.31           | 
|200509                                    | PO   | 36185MBC5 | $0.00       |       | $15,956.49    |  | $1,461,877.82           | 
|200510                                    | PO   | 36185MBC5 | $0.00       |       | $7,744.48     |  | $1,454,133.34           | 
|200511                                    | PO   | 36185MBC5 | $0.00       |       | $7,201.27     |  | $1,446,932.07           | 
|200512                                    | PO   | 36185MBC5 | $0.00       |       | $8,691.14     |  | $1,438,240.93           | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $0.00                   |  | $69,982.01     |  |           |  | 
|200507                                    | R    | 36185MBE1 | $0.57       |       | $100.00       |  | $0.00                   | 
|200508                                    | R    | 36185MBE1 | $0.00       |       | $0.00         |  | $0.00                   | 
|200509                                    | R    | 36185MBE1 | $0.00       |       | $0.00         |  | $0.00                   | 
|200510                                    | R    | 36185MBE1 | $0.00       |       | $0.00         |  | $0.00                   | 
|200511                                    | R    | 36185MBE1 | $0.00       |       | $0.00         |  | $0.00                   | 
|200512                                    | R    | 36185MBE1 | $0.00       |       | $0.00         |  | $0.00                   | 
|                                          |      |           |             |       |               |  |                         |  |                |  |           |  |  |  |                | 
|                                          |      |           |             |       |               |  | $0.57                   |  | $100.00        |  |           |  | 
|                                          |      |           |             |       |               |  | $6,753,551.07           |  | $30,458,519.75 |  |           |  |