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1994: DEC
  week 22, 1994: DEC Alpha AXP 21-35023-21 (21064, 190 MHz)
  week 48, 1994: DEC Alpha AXP 21-40532-03 (21064-BB, 233 MHz)
  week 51, 1994: DEC Alpha AXP 21-35023-21 (21064, 200 MHz)
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» all chips made in 1994
 
DEC Alpha AXP 21-35023-21 (21064, 190 MHz)
DEC Alpha AXP 21-35023-21 (21064, 190 MHz) Top Side DEC 290A H 9422
S11223-39
(C) (M) DEC 1991
21-35023-21
KB E+S
DEC Alpha AXP 21-35023-21 (21064, 190 MHz) Top Side
A 190 MHz 21064 mounted on a DEC B2020-AA CPU board (50-23143-03) for the DEC AlphaStation 2000. Later revisions of the B2020-AA (54-23144-03) are 200 MHz versions for the AlphaStation 2100 4/200.
 
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Core Frequency:190 MHz
Data bus (ext.):64 Bit
Address bus:64 Bit
Transistors:1,680,000
Circuit Size:0.75
Voltage:3.3 V
Introduced:1992
Manufactured:week 22/1994
L1 Cache:8+8 KB
L2 Cache:ext. 512 KB
CPU Code:EV4
Package Type:Ceramic
PGA-431
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DEC Alpha AXP 21-40532-03 (21064-BB, 233 MHz)
DEC Alpha AXP 21-40532-03 (21064-BB, 233 MHz) Top Side DEC 284J H 9448
B50264-08
(C) (M) DEC 1993
21064-BB A233
21-40532-03
KA E45
DEC Alpha AXP 21-40532-03 (21064-BB, 233 MHz) Back Side
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Core Frequency:233 MHz
Data bus (ext.):64 Bit
Address bus:64 Bit
Transistors:2,850,000
Circuit Size:0.50
Voltage:3.3 V
Introduced:1993
Manufactured:week 48/1994
L1 Cache:16+16 KB
L2 Cache:8 MB ext.
CPU Code:EV45
Package Type:Ceramic
PGA-431
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DEC Alpha AXP 21-35023-21 (21064, 200 MHz)
DEC Alpha AXP 21-35023-21 (21064, 200 MHz) Top Side DEC 290A H 9451
S12098-13
(C) (M) DEC 1991
21-35023-21
KB E+S
DEC Alpha AXP 21-35023-21 (21064, 200 MHz) Back Side
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Core Frequency:200 MHz
Data bus (ext.):64 Bit
Address bus:64 Bit
Transistors:1,680,000
Circuit Size:0.75
Voltage:3.3 V
Introduced:1992
Manufactured:week 51/1994
L1 Cache:8+8 KB
L2 Cache:ext. 512 KB
CPU Code:EV4
Package Type:Ceramic
PGA-431
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