DEC Alpha
Model history
Table:
Model

Model number

Year

Frequency [MHz]

Process [µm]

Transistors [millions]

Die size [mm2]

IO Pins

Power [W]

Voltage

Dcache [KB][28]

Icache [KB]

Scache

Bcache

ISA

EV4

21064
1992
100–200
0.75
1.68
234
290
30
3.3
8
8
–
128 KB–16 MB

EV4S

21064
1993
100–200
0.675
1.68
186
290
27
3.3
8
8
–
128 KB–16 MB

EV45

21064A
1994
200–300
0.5
2.85
164

33
3.3
16
16
–
256 KB–16 MB

LCA4

21066
1993
100–166
0.675
1.75
209

21
3.3
8
8
–

LCA4

21068
1994
66
0.675
1.75
209

9
3.3
8
8
–

LCA45

21066A
1994
100–266
0.5
1.8
161

23
3.3
8
8
–

LCA45

21068A
1994
100
0.5
1.8
161

3.3
8
8
–

EV5

21164
1995
266–500
0.5
9.3
299
296
56
3.3/2.5
8
8
96 KB
Up to 64 MB
R

EV56

21164A
1996
366–666[1]
0.35
9.66[1]
209

31–55[1]
3.3/2.5[1]
8
8
96 KB
Up to 64 MB
R,B

PCA56

21164PC
1997
400–533
0.35
3.5
141
264
26–35
3.3/2.5
8
16
–
512 KB–4 MB
R,B,M

PCA57

21164PC

600–666
0.28
5.7
101
283
18–23
2.5/2.0
16
32[1]

–
512 KB–4 MB
R,B,M

EV6

21264
1998
450–600
0.35
15.2
314
389
73
2.0
64
64
–
2–8 MB
R,B,M,F

EV67

21264A
1999
600–750
0.25
15.2
210
389

2.0
64
64
–
2–8 MB
R,B,M,F,C

EV68AL

21264B
2001
800–833
0.18
15.2
125

1.7
64
64
–
2–8 MB
R,B,M,F,C,T

EV68CB

21264C
2001
1000–1250
0.18
15.2
125

65–75
1.65
64
64
–
2–8 MB
R,B,M,F,C,T

EV68CX

21264D

1.65
64
64
–
2–8 MB
R,B,M,F,C,T

EV7

21364
2003
1000–1150
0.18
130
397

125
1.5
64
64
1.75 MB
–
R,B,M,F,C,T

EV7z

21364
2004
1300
0.18
130
397

125
1.5
64
64
1.75 MB
–
R,B,M,F,C,T

Cancelled

EV78/EV79

21364A
Slated for 2004
1700
0.13
152
300

120
1.2
64
64
1.75 MB
–
R,B,M,F,C,T

EV8

21464
Slated for 2003
1200–2000
0.125
250
420
1800
??
1.2
64
64
3 MB
–
R,B,M,F,C,T

Model

Model number

Year

Frequency [MHz]

Process [µm]

Transistors [millions]

Die size [mm²]

IO Pins

Power [W]

Voltage

Dcache [KB]

Icache [KB]

Scache

Bcache

ISA

Consulting the tabular data covering the 'Model history' part of 'DEC Alpha', compose one sentence describing only the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.