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| 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. | |||||||
Features Key features of the Athlon II X4 651K vs 651
clock speed
Athlon II X4 651K
3 GHz
Athlon II X4 651
3 GHz
L2 cache
Athlon II X4 651K
4 MB
Athlon II X4 651
4 MB
overclocked clock speed (air)
Athlon II X4 651K
3.43 GHz
Athlon II X4 651
3.41 GHz
overclocked clock speed (water)
Athlon II X4 651K
3.49 GHz
Athlon II X4 651
3 GHz
TDP
Athlon II X4 651K
100W
Athlon II X4 651
100W
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 ![]() | AMD Athlon II X4 651 ![]() |
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