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Benchmarks Real world tests of the AMD Phenom II X4 840
GeekBench 3 (Multi-core) Data courtesy Primate Labs
GeekBench 3 (Single core) Data courtesy Primate Labs
GeekBench 3 (AES single core) Data courtesy Primate Labs
GeekBench (32-bit) Data courtesy Primate Labs
GeekBench (64-bit) Data courtesy Primate Labs
GeekBench
PassMark Data courtesy Passmark
PassMark (Single Core)
Reviews Word on the street for the AMD Phenom II X4 840
Specifications Full list of technical specs
summary
| Clock speed | 3.2 GHz |
|---|---|
| Turbo clock speed | 0 GHz |
| Cores | Quad core |
| Socket type | AM3 |
| Is unlocked | No |
features
| Has a NX bit | Yes |
|---|---|
| Has virtualization support | Yes |
| Instruction set extensions |
|
| Supports dynamic frequency scaling | Yes |
integrated graphics
| GPU | None |
|---|
bus
| Clock speed | 2,000 MHz |
|---|
details
| Architecture | x86-64 |
|---|---|
| Threads | 4 threads |
| L2 cache | 2 MB |
| L2 cache per core | 0.5 MB/core |
| L3 cache | 0 MB |
| L3 cache per core | 0 MB/core |
| Manufacture process | 45 nm |
| Max CPUs | 1 |
| Voltage range | 0.85 - 1.4V |
| Operating temperature | Unknown - 71°C |
overclocking
| Overclock popularity | 37 |
|---|---|
| Overclock review score | 5 |
| Overclocked clock speed | 3.94 GHz |
| Overclocked clock speed (Water) | 3.2 GHz |
| PassMark (Overclocked) | 1,971.6 |
| Overclocked clock speed (Air) | 3.94 GHz |
power consumption
| TDP | 95W |
|---|---|
| Annual home energy cost | 22.89 $/year |
| Annual commercial energy cost | 83.22 $/year |
| Performance per watt | 1.87 pt/W |
| Typical power consumption | 77.19W |
memory controller
| Memory controller | Built-in |
|---|---|
| Memory type | DDR3 |
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