|
| 4.3 Out of 10 |  | |
| | ||
CPUBoss Review Our evaluation of the AMD Athlon II X4 638 among desktop CPUs (45 to 75W)
Performance | |
Benchmark performance using all cores | |
| PCMark 8 Home 3.0 Accelerated, PassMark and 1 more | |
Single-core Performance | |
Individual core benchmark performance | |
| PassMark (Single Core), Geekbench 3 Single Core and 1 more | |
Integrated Graphics | |
Integrated GPU performance for graphics | |
| Fire Strike | |
Integrated Graphics (OpenCL) | |
Integrated GPU performance for parallel computing | |
| CompuBench 1.5 Bitcoin mining and 4 more | |
Performance per Watt | |
How efficiently does the processor use electricity? | |
| Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more | |
Value | |
Are you paying a premium for performance? | |
| Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more | |
| 4.3 | CPUBoss Score |
Combination of all six facets | |
Benchmarks Real world tests of the AMD Athlon II X4 638
PassMark Data courtesy Passmark
PassMark (Single Core)
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 |
|---|
Report a correction Follow us
Compare
Competitors
 | AMD Athlon II X2 250
|
 | |
Popular Comparisons
 | VS |  |
| $300 | $305 | |
| 2500 vs W3520 | ||
 | VS |  |
| $281 | ||
| 7th Gen A9-9410 vs 6200U | ||
 | VS |  |
| $350 | $272 | |
| 6700K vs 4790K | ||
 | VS |  |
| $281 | ||
| 6410 vs 4200U | ||
 | VS | |
| $350 | ||
| 7th Gen A12-9700P vs 6700K | ||
 | VS |  |
| $180 | ||
| 5200 vs 3470 | ||
 | VS |  |
| $161 | $275 | |
| N3540 vs 4005U | ||
