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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
![]() | 9.4 |
---|
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 |
---|---|
Label | None |
Latest DirectX | None |
Number of displays supported | None |
GPU clock speed | None |
Turbo clock speed | None |
3DMark06 | 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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