AMD Athlon II X4 651K vs 651 |
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Differences What are the advantages of each
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| CPUBoss is not aware of any important advantages of the 651K vs the 651. | |||||||
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| CPUBoss is not aware of any important advantages of the 651 vs the 651K. | |||||||
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Features Key features of the Athlon II X4 651K vs 651
clock speed
L2 cache
overclocked clock speed (air)
overclocked clock speed (water)
TDP
Specifications Full list of technical specs
summary | Athlon II X4 651K | vs | 651 |
|---|---|---|---|
| Clock speed | 3 GHz | 3 GHz | |
| Turbo clock speed | None | None | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| FM1 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE4a | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| AMD64 | |||
| AMD-V | |||
| 3DNow! | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 100W | 100W | |
| Annual home energy cost | 24.09 $/year | 24.09 $/year | |
| Annual commercial energy cost | 87.6 $/year | 87.6 $/year | |
| Typical power consumption | 81.25W | 81.25W | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3-1866 | |||
details | Athlon II X4 651K | vs | 651 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 4 | |
| L2 cache | 4 MB | 4 MB | |
| L2 cache per core | 1 MB/core | 1 MB/core | |
| Manufacture process | 32 nm | 32 nm | |
| Transistor count | 1,178,000,000 | 1,178,000,000 | |
| Max CPUs | 1 | 1 | |
| Die size | 228 mm² | 228 mm² | |
| Voltage range | 0.91 - 1.41V | 0.91 - 1.41V | |
overclocking | |||
| Overclocked clock speed | 3.43 GHz | 3.41 GHz | |
| Overclocked clock speed (Water) | 3.49 GHz | 3 GHz | |
| Overclocked clock speed (Air) | 3.43 GHz | 3.41 GHz | |
integrated graphics | |||
| GPU | None | None | |
| Label | N/A | N/A | |
| Latest DirectX | N/A | N/A | |
| Number of displays supported | N/A | N/A | |
| GPU clock speed | N/A | N/A | |
| Turbo clock speed | N/A | N/A | |
| 3DMark06 | N/A | N/A | |
 AMD Athlon II X4 651K  Report a correction |  AMD Athlon II X4 651 Report a correction |
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