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AMD Athlon 64 and Opteron identification


Athlon 64 / 64 X2 / X2 | Athlon 64 / 64 X2 / X2 (boxed processors) | Athlon 64 FX | Athlon 64 FX (boxed processors) | Opteron OEM processors | Opteron boxed processors | x86 chips | Geode | K6, K6-2 and K6-III | K7 Athlon, Athlon XP and Athlon MP | Duron | Sempron | Mobile Athlon 64 and Turion 64 | Other AMD families

Try our new tool to quickly identify your AMD Athlon 64 / 64 X2 / 64 FX or Opteron processor:   

List of Opteron model numbers | List of Athlon 64/FX model numbers
 

  Athlon 64 / 64 X2 / X2 identification  

For identification of boxed Athlon 64, Athlon 64 X2 and Athlon X2 processors with part numbers ending with 'BOX' please see a section further below.
Related links: K8 | Athlon 64 | Athlon 64 X2
  1 2 3 4 5 6 7  
AD A 4000 D E P 5 AS  
   
7. Part definition
AK    Stepping C0, CPUID 5, single core, 0.13 micron, socket 940
AP   Stepping C0, CPUID 4, single core, 0.13 micron, socket 754
AR   Stepping CG, CPUID 4, single core, 0.13 micron, socket 754
AS   Stepping CG, CPUID 7, single core, 0.13 micron, socket 939
AT   Stepping CG, CPUID 5, single core, 0.13 micron, socket 940
AW   Stepping CG, CPUID F, single core, 0.13 micron, socket 939
AX   Stepping CG, CPUID C, single core, 0.13 micron, socket 754
AZ   Stepping CG, single core, 0.13? micron
BI   Stepping D0, CPUID 1F, single core, 0.09 micron, socket 939
BN   Stepping E4, CPUID 27, single core, 0.09 micron, socket 939
BO   Stepping E3, single core, 0.09 micron, socket 754
BP   Stepping E3, CPUID 2F , single core, 0.09 micron, socket 939
BV   Stepping E4, dual core, 0.09 micron, socket 939
BW   Stepping E6, CPUID 2F, single core, 0.09 micron, socket 939
BX   Stepping E6, single core, 0.09 micron, socket 754
BY   Stepping E6, single core, 0.09 micron, socket 939
BZ   Stepping E3, single core, 0.09 micron, socket 939
CD   Stepping E6, dual core, 0.09 micron, socket 939
CF   Stepping E6, single core, 0.09 micron, socket 939
CG   Stepping E4, single core, 0.09 micron, socket 939
CN   Stepping F2, single core, 0.09 micron, socket AM2
CS   Stepping F2, dual core, 0.09 micron, socket AM2
CU   Stepping F2, dual core, 0.09 micron, socket AM2
CW   Stepping F2, single core, 0.09 micron, socket AM2
CZ   Stepping F3, dual core, 0.09 micron, socket AM2
DD   Stepping G1, dual core, 0.065 micron, socket AM2
DE   Stepping G1, single core, 0.065 micron, socket AM2
DH   Stepping F3, single core, 0.065 micron, socket AM2
DL   Stepping G1, dual core, 0.065 micron, socket AM2
DO   Stepping G2, dual core, 0.065 micron, socket AM2
DS   Stepping G1, dual core, 0.065 micron, socket AM2
 
  6. External cache
4   512 KB (2 x 256 KB for dual-core processors)
5   1 MB (2 x 512 KB for dual-core processors)
6   2 MB (2 x 1 MB for dual-core processors)
 
    5. Maximum operating temperature
A   Variable
I   63°C
K   65°C
O   69°C
P   70°C
T   Variable?
 
      4. Voltage
A   Variable
K   1.35V
E   1.5V
I   1.4V
 
        3. Package type
A   754-pin lidded OmPGA (socket 754)
D   939-pin lidded OmPGA (socket 939)
I   940-pin organic microPGA (socket AM2)
 
          2. Frequency/Model number
1600   Model number LE-1600, 2200 MHz
1620   Model number LE-1620, 2400 MHz
1640   Model number LE-1640, 2600 MHz
2300   Model number BE-2300, 1900 MHz
2350   Model number BE-2350, 2100 MHz
2400   Model number BE-2400, 2300 MHz
2800   2800 MHz (rated)
1800 MHz (actual)
3000   3000 MHz (rated)
2000 MHz (actual, socket 754)
1800 MHz (actual, socket 939)
3200   3200 MHz (rated)
2200 MHz (actual, socket 754 with 512 KB L2 cache)
2000 MHz (actual, socket 754 with 1 MB L2 cache)
2000 MHz (actual, socket 939 with 512 KB L2 cache)
3400   3400 MHz (rated)
2400 MHz (actual, single-core socket 754 processors with 512 KB L2 cache)
2200 MHz (actual, single-core socket 754 processors with 1 MB L2 cache)
2200 MHz (actual, single-core socket 939 processors with 512 KB L2 cache)
1800 MHz (dual-core socket AM2 processors with 1 MB L2 cache)
3500   3500 MHz (rated)
2200 MHz (actual)
3600   3600 MHz (rated)
1900 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
2000 MHz (actual, dual-core processors with 2 x 256 KB L2 cache)
3700   3700 MHz (rated)
2400 MHz (actual, socket 754 with 1 MB L2 cache)
2200 MHz (actual, socket 939 with 1 MB L2 cache)
3800   3800 MHz (rated)
2400 MHz (actual, single-core processors with 512 KB L2 cache)
2000 MHz (actual, dual-core processors)
4000   4000 MHz (rated)
2400 MHz (actual, single core processors with 1 MB L2 cache)
2000 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
2100 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
4200   4200 MHz (rated)
2200 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
4400   4400 MHz (rated)
2200 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
2300 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
4600   4600 MHz (rated)
2400 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
4800   4800 MHz (rated)
2400 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
2500 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
5000   5000 MHz (rated)
2600 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
5200   5200 MHz (rated)
2600 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
5400   5400 MHz (rated)
2800 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
5600   5600 MHz (rated)
2800 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
6000   6000 MHz (rated)
3000 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
6400   6400 MHz (rated)
3200 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
 
            1. Power requirements
A   Standard
D   35 Watt
H   45 Watt
I   76 Watt
O   65 Watt
V   89 Watt
X   125 Watt

  Athlon 64 / 64 X2 / X2 (boxed processors) identification  

For identification of tray Athlon 64, Athlon 64 X2 and Athlon X2 processors please see a table above.
Related links: K8 | Athlon 64 | Athlon 64 X2
  1 2 3 4  
AD A 4000 AS BOX  
   
4. Fan/Heatsink option
BOX    Processor in a box with fan/heatsink included
WOF   Processor in a box without fan/heatsink
 
  3. Part definition
AK   CPUID 5 (C0), single core, 0.13 micron, socket 940
AP   CPUID 4 (C0), single core, 0.13 micron, socket 754
AR   CPUID 4 (CG), single core, 0.13 micron, socket 754
AS   CPUID 7 (CG), single core, 0.13 micron, socket 939
AT   CPUID 5 (CG), single core, 0.13 micron, socket 940
AW   CPUID F (CG), single core, 0.13 micron, socket 939
AX   CPUID C (CG), single core, 0.13 micron, socket 754
AZ   Stepping CG, single core, 0.13? micron
BI   CPUID 1F (D0), single core, 0.09 micron, socket 939
BN   CPUID 27 (E4), single core, 0.09 micron, socket 939
BO   Stepping E3, single core, 0.09 micron, socket 754
BP   CPUID 2F (E3), single core, 0.09 micron, socket 939
BV   Stepping E4, dual core, 0.09 micron, socket 939
BW   Stepping E6, single core, 0.09 micron, socket 939
BX   Stepping E6, single core, 0.09 micron, socket 754
BY   Stepping E6, single core, 0.09 micron, socket 939
BZ   Stepping E3, single core, 0.09 micron, socket 939
CD   Stepping E6, dual core, 0.09 micron, socket 939
CF   Stepping E6, single core, 0.09 micron, socket 939
CG   Stepping E4, single core, 0.09 micron, socket 939
CN   Stepping F2, single core, 0.09 micron, socket AM2
CS   Stepping F2, dual core, 0.09 micron, socket AM2
CU   Stepping F2, dual core, 0.09 micron, socket AM2
CW   Stepping F2, single core, 0.09 micron, socket AM2
CZ   Stepping F3, dual core, 0.09 micron, socket AM2
DD   Stepping G1, dual core, 0.065 micron, socket AM2
DE   Stepping G1, single core, 0.065 micron, socket AM2
DH   Stepping F3, single core, 0.065 micron, socket AM2
DL   Stepping G1, dual core, 0.065 micron, socket AM2
DO   Stepping G2, dual core, 0.065 micron, socket AM2
DS   Stepping G1, dual core, 0.065 micron, socket AM2
 
    2. Frequency/Model number
1600   Model number LE-1600, 2200 MHz
1620   Model number LE-1620, 2400 MHz
1640   Model number LE-1640, 2600 MHz
2300   Model number BE-2300, 1900 MHz
2350   Model number BE-2350, 2100 MHz
2400   Model number BE-2400, 2300 MHz
2800   2800 MHz (rated)
1800 MHz (actual)
3000   3000 MHz (rated)
2000 MHz (actual, socket 754)
1800 MHz (actual, socket 939)
3200   3200 MHz (rated)
2200 MHz (actual, socket 754 with 512 KB L2 cache)
2000 MHz (actual, socket 754 with 1 MB L2 cache)
2000 MHz (actual, socket 939 with 512 KB L2 cache)
3400   3400 MHz (rated)
2400 MHz (actual, single-core socket 754 processors with 512 KB L2 cache)
2200 MHz (actual, single-core socket 754 processors with 1 MB L2 cache)
2200 MHz (actual, single-core socket 939 processors with 512 KB L2 cache)
1800 MHz (dual-core socket AM2 processors with 1 MB L2 cache)
3500   3500 MHz (rated)
2200 MHz (actual)
3600   3600 MHz (rated)
1900 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
2000 MHz (actual, dual-core processors with 2 x 256 KB L2 cache)
3700   3700 MHz (rated)
2400 MHz (actual, socket 754 with 1 MB L2 cache)
2200 MHz (actual, socket 939 with 1 MB L2 cache)
3800   3800 MHz (rated)
2400 MHz (actual, single-core processors with 512 KB L2 cache)
2000 MHz (actual, dual-core processors)
4000   4000 MHz (rated)
2400 MHz (actual, single core processors with 1 MB L2 cache)
2000 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
2100 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
4200   4200 MHz (rated)
2200 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
4400   4400 MHz (rated)
2200 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
2300 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
4600   4600 MHz (rated)
2400 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
4800   4800 MHz (rated)
2400 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
2500 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
5000   5000 MHz (rated)
2600 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
5200   5200 MHz (rated)
2600 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
5400   5400 MHz (rated)
2800 MHz (actual, dual-core processors with 2 x 512 KB L2 cache)
5600   5600 MHz (rated)
2800 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
6000   6000 MHz (rated)
3000 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
6400   6400 MHz (rated)
3200 MHz (actual, dual-core processors with 2 x 1 MB L2 cache)
 
      1. Power requirements
A   Standard
D   35 Watt
H   45 Watt
I   76 Watt
O   65 Watt
V   89 Watt
X   125 Watt

  Athlon 64 FX identification  

For identification of boxed Athlon 64 FX processors with part numbers ending with 'BOX' please see a section further below.
Related links: K8 | Athlon 64 FX
  1 2 3 4 5 6  
ADA FX60 D A A 6 CD  
   
6. Part definition
AK    Stepping C0, CPUID 5, single core, 0.13 micron, socket 940
AS   Stepping CG, CPUID 7, single core, 0.13 micron, socket 939
AT   Stepping CG, CPUID 5, single core, 0.13 micron, socket 940
BN   Stepping E4, CPUID 27, single core, 0.09 micron, socket 939
CD   Stepping E6, dual core, 0.09 micron, socket 939
CS   Stepping F2, dual core, 0.09 micron, socket AM2
DI   Stepping F3, dual core, 0.09 micron, socket F
 
  5. External cache
5   1 MB (512 KB x 2 for dual-core processors)
6   2 MB (1 MB x 2 for dual-core processors)
 
    4. Maximum operating temperature
A   Variable
I   63°C
P   70°C
 
      3. Voltage
A   Variable
E   1.5V
 
        2. Package type
C   940-pin lidded CmPGA (socket 940)
D   939-pin lidded OmPGA (socket 939)
G   1207-land LGA (Socket F)
I   940-pin organic microPGA (socket AM2)
 
          1. Frequency/Model number
FX51   Model FX-51 (2200 MHz)
FX53   Model FX-53 (2400 MHz)
FX55   Model FX-55 (2600 MHz)
FX57   Model FX-57 (2800 MHz)
FX60   Model FX-60 (2600 MHz, dual-core processor)
FX62   Model FX-62 (2800 MHz, dual-core processor)
FX70   Model FX-70 (2600 MHz, dual-core processor)
FX72   Model FX-72 (2800 MHz, dual-core processor)
FX74   Model FX-74 (3000 MHz, dual-core processor)

  Athlon 64 FX (boxed processors) identification  

For identification of tray Athlon 64 FX processors please see a table above.
Related links: K8 | Athlon 64 FX
  1 2 3  
ADA FX53 AS BOX  
   
3. Boxed processor
 
  2. Part definition
AK    CPUID 5 (C0), single core, 0.13 micron, socket 940
AS   CPUID 7 (CG), single core, 0.13 micron, socket 939
AT   CPUID 5 (CG), single core, 0.13 micron, socket 940
BN   CPUID 27 (E4), single core, 0.09 micron, socket 939
CD   Stepping E6, dual core, 0.09 micron, socket 939
CS   Stepping F2, dual core, 0.09 micron, socket AM2
DI   Stepping F3, dual core, 0.09 micron, socket F
 
    1. Frequency/Model number
FX51   Model FX-51 (2200 MHz)
FX53   Model FX-53 (2400 MHz)
FX55   Model FX-55 (2600 MHz)
FX57   Model FX-57 (2800 MHz)
FX60   Model FX-60 (2600 MHz, dual-core processor)
FX62   Model FX-62 (2800 MHz, dual-core processor)
FX70   Model FX-70 (2600 MHz, dual-core processor)
FX72   Model FX-72 (2800 MHz, dual-core processor)
FX74   Model FX-74 (3000 MHz, dual-core processor)

  Opteron OEM processors identification  
Related links: K8 | Opteron | Dual-Core Opteron
  1 2 3 4 5 6 7  
OS A 140 C E P 5 AT  
   
7. Part definition
AD    single-core, single processor, 0.13 micron, socket 940
AG   Stepping B3, single-core, single processor, 0.13 micron, socket 940
AH   Stepping B3, single-core, dual processor, 0.13 micron, socket 940
AI   Stepping B3, single-core, 8-processor, 0.13 micron, socket 940
AK   Stepping C0, single-core, single processor, 0.13 micron, socket 940
AL   Stepping C0, single-core, dual processor, 0.13 micron, socket 940
AM   Stepping C0, single-core, 8-processor, 0.13 micron, socket 940
AT   Stepping CG, single-core, single processor, 0.13 micron, socket 940
AU   Stepping CG, single-core, dual processor, 0.13 micron, socket 940
AV   Stepping CG, single-core, 8-processor, 0.13 micron, socket 940
BB   Stepping D0, single-core, single processor, 0.09 micron
BC   Stepping D0, single-core, dual processor, 0.09 micron
BD   Stepping D0, single-core, 8-processor, 0.09 micron
BK   Stepping E4, single-core, single processor, 0.09 micron, socket 940
BL   Stepping E4, single-core, 2-processor, 0.09 micron, socket 940
BM   Stepping E4, single-core, 8-processor, 0.09 micron, socket 940
BN   Stepping E4, single-core, single processor, 0.09 micron, socket 939
BS   Stepping E1, dual-core, 8-processor, 0.09 micron, socket 940
CA   Stepping E6, dual-core, single processor, 0.09 micron, socket 940
CB   Stepping E6, dual-core, dual processor, 0.09 micron, socket 940
CC   Stepping E6, dual-core, 8-processor, 0.09 micron, socket 940
CD   Stepping E6, dual-core, single processor, 0.09 micron, socket 939
CQ   Stepping F2, dual-core, dual-processor, 0.09 micron, socket F
CR   Stepping F2, dual-core, 8-processor, 0.09 micron, socket F
CS   Stepping F2, dual-core, single-processor, 0.09 micron, socket AM2
CX   Stepping F3, dual-core, dual-processor, 0.09 micron, socket F
CY   Stepping F3, dual-core, 8-processor, 0.09 micron, socket F
CZ   Stepping F3, dual-core, single-processor, 0.09 micron, socket AM2
 
  6. External cache
5   1 MB
6   2 MB
 
    5. Maximum operating temperature
A   Variable
K   65°C
M   67°C
O   69°C
P   70°C
Q   71°C
T   78°C
U   83°C
 
      4. Voltage
A   Variable
C   1.55V
E   1.5V
I   1.4V
K   1.35V
M   1.3V
O   1.25V
Q   1.2V
S   1.15V
 
        3. Package type
C   940-pin lidded ceramic micro-PGA, socket 940
D   939-pin lidded organic micro-PGA, socket 939
F   940-pin lidded organic micro-PGA, socket 940
G   1207-land LGA, socket F
I   940-pin lidded organic micro-PGA, socket AM2
 
          2. Model number
Please see Opteron model numbers page for a full list of model numbers
 
            1. Processor power
A   Standard
B   30W
K   55W
P   68W?
T   68W?
X   125W
Y   119W

  Opteron boxed processors identification  
Related links: K8 | Opteron | Dual-Core Opteron
  1 2 3 4  
OS A 140 AT BOX  
   
4. Fan/Heatsink option
BOX    Processor in a box with fan/heatsink included
WOF   Processor in a box without fan/heatsink
 
  3. Part definition
AD   single-core, single processor, 0.13 micron, socket 940
AG   Stepping B3, single-core, single processor, 0.13 micron, socket 940
AH   Stepping B3, single-core, dual processor, 0.13 micron, socket 940
AI   Stepping B3, single-core, 8-processor, 0.13 micron, socket 940
AK   Stepping C0, single-core, single processor, 0.13 micron, socket 940
AL   Stepping C0, single-core, dual processor, 0.13 micron, socket 940
AM   Stepping C0, single-core, 8-processor, 0.13 micron, socket 940
AT   Stepping CG, single-core, single processor, 0.13 micron, socket 940
AU   Stepping CG, single-core, dual processor, 0.13 micron, socket 940
AV   Stepping CG, single-core, 8-processor, 0.13 micron, socket 940
BB   Stepping D0, single-core, single processor, 0.09 micron
BC   Stepping D0, single-core, dual processor, 0.09 micron
BD   Stepping D0, single-core, 8-processor, 0.09 micron
BK   Stepping E4, single-core, single processor, 0.09 micron, socket 940
BL   Stepping E4, single-core, 2-processor, 0.09 micron, socket 940
BM   Stepping E4, single-core, 8-processor, 0.09 micron, socket 940
BN   Stepping E4, single-core, single processor, 0.09 micron, socket 939
BS   Stepping E1, dual-core, 8-processor, 0.09 micron, socket 940
CA   Stepping E6, dual-core, single processor, 0.09 micron, socket 940
CB   Stepping E6, dual-core, dual processor, 0.09 micron, socket 940
CC   Stepping E6, dual-core, 8-processor, 0.09 micron, socket 940
CD   Stepping E6, dual-core, single processor, 0.09 micron, socket 939
CQ   Stepping F2, dual-core, dual-processor, 0.09 micron, socket F
CR   Stepping F2, dual-core, 8-processor, 0.09 micron, socket F
CS   Stepping F2, dual-core, single-processor, 0.09 micron, socket AM2
CX   Stepping F3, dual-core, dual-processor, 0.09 micron, socket F
CY   Stepping F3, dual-core, 8-processor, 0.09 micron, socket F
CZ   Stepping F3, dual-core, single-processor, 0.09 micron, socket AM2
 
    2. Model number
Please see Opteron model numbers page for a full list of model numbers
 
      1. Processor power
A   Standard
K   55W
P   68W?
X   125W
Y   119W

Last modified: 2 Apr 2008
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