CPU DB

DEC Alpha 21064A

EV45, 266.0 MHz

Specifications
Designer DEC
Family Alpha 21064A
Model
Code Name EV45
Clock [MHz] 266.0
Max Clock (Turbo) [MHz]
Physical Details
Voltage (Nom.) [V] 3.30
TDP [W] 33.0
Die Size [mm²] 164
Transistor [M] 2.85
Architecture
Data Path Width 64
Cores per Chip 1
Threads per Core 1
Cache (on-chip)
L1 Unified Cache
L1 Instruction Cache 16
L1 Data Cache 16
L2 Cache
L3 Cache
Cache (off-chip)
L1 Unified Cache
L1 Instruction Cache
L1 Data Cache
L2 Cache 2048
L3 Cache
Process Technology
Fabricated By DEC
Process CMOS-5
Technology CMOS
Feature Size [μm] 0.5
Channel Length [μm] 0.5
Metal Layers 4
Metal Type
FO4 Delay [ps] 180.0

    Die Photo

    157

SpecInt1992

Espresso Li Eqntott Compress Sc Gcc
168.1 120.6 289.5 100.0 435.6 126.4 source
166.9 133.0 289.5 101.8 448.5 126.4 source
168.1 120.6 289.5 100.0 435.6 126.4 source

SpecFp1992

Spice2g6 Doduc Mdljdp2 Wave5 Tomcatv Ora Alvinn Ear Mdljsp2 Swm256 Su2cor Hydro2d Nasa7 Fpppp
137.1 218.8 217.5 147.4 243.1 259.4 496.1 809.5 125.9 128.4 356.4 323.9 291.2 242.1 source
134.4 200.0 225.1 158.8 238.7 220.8 502.6 796.9 134.0 121.3 360.3 320.1 321.8 253.4 source
137.1 218.8 217.5 147.4 243.1 259.4 496.1 809.5 125.9 128.4 356.4 323.9 291.2 242.1 source

SpecInt1995

Go M88ksim Gcc Compress Li Ijpeg Perl Vortex
5.8 3.8 3.6 4.0 3.3 4.2 4.1 3.3 source
5.8 3.8 3.6 4.0 3.3 4.2 4.1 3.3 source
6.2 4.9 3.9 4.1 3.5 4.5 4.2 3.3 source
6.1 4.3 3.8 4.1 3.5 4.3 4.4 3.4 source

SpecFp1995

Tomcatv Swim Su2cor Hydro2d Mgrid Applu Turb3d Apsi Fpppp Wave5
7.4 10.3 3.6 3.6 4.4 3.5 4.6 8.1 8.3 7.5 source
7.3 9.8 4.2 3.5 4.5 3.3 5.0 8.1 8.5 8.1 source
7.2 10.2 3.8 3.4 5.6 3.4 4.7 8.7 8.8 6.5 source