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Benchmarks Real world tests of the AMD Athlon II X4 638
Specifications Full list of technical specs
summary
Clock speed | 2.7 GHz |
---|---|
Turbo clock speed | 0 GHz |
Cores | Quad core |
Socket type | FM1 |
Is unlocked | No |
features
Has a NX bit | Yes |
---|---|
Has virtualization support | Yes |
Instruction set extensions |
|
Supports dynamic frequency scaling | Yes |
power consumption
TDP | 65W |
---|---|
Annual home energy cost | 15.66 $/year |
Annual commercial energy cost | 56.94 $/year |
Performance per watt | 1.8 pt/W |
Typical power consumption | 52.81W |
memory controller
Memory controller | Built-in |
---|---|
Memory type | DDR3-1866 |
details
Architecture | x86-64 |
---|---|
Threads | 4 threads |
L2 cache | 4 MB |
L2 cache per core | 1 MB/core |
L3 cache | 0 MB |
L3 cache per core | 0 MB/core |
Manufacture process | 32 nm |
Transistor count | 1,178,000,000 |
Max CPUs | 1 |
Die size | 228 mm² |
Voltage range | 0.91 - 1.41V |
Operating temperature | Unknown - 70.1°C |
overclocking
Overclocked clock speed | 3.42 GHz |
---|---|
Overclocked clock speed (Water) | 2.7 GHz |
Overclocked clock speed (Air) | 3.42 GHz |
integrated graphics
GPU | None |
---|---|
Label | None |
Latest DirectX | None |
Number of displays supported | None |
GPU clock speed | None |
Turbo clock speed | None |
3DMark06 | None |

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