Winner
AMD Phenom II X4 955
CPUBoss recommends the AMD Phenom II X4 955 based on its overclocking.
See full details AMD Phenom II X4 955 vs 900e |
Released November, 2009
AMD Phenom II X4 955
- 3.2 GHz
- Quad core
- Unlocked
4.3 Out of 10
Reasons to buy the AMD Phenom II X4 955
 | Is unlocked Yes | | Much higher clock speed 3.2 GHz |
| | Much better overclocked clock speed (Air) 3.99 GHz | | Much better overclocked clock speed (Water) 4.14 GHz |
VS
Released June, 2009
AMD Phenom II X4 900e
- 2.4 GHz
- Quad core
3.6 Out of 10
Reasons to buy the 900e
| | Much lower typical power consumption 52.81W | | Much higher Maximum operating temperature 70 °C |
| | Much lower annual home energy cost 15.66 $/year | | Much lower annual commercial energy cost 56.94 $/year |
CPUBoss Review Our evaluation of 955 vs 900e among desktop CPUs
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 | |
 | Winner |
Cast your vote Do you agree or disagree with CPUBoss?
VS
Differences What are the advantages of each
| |||||||
| Is unlocked | Yes | vs | No | Somewhat common; An unlocked multiplier allows for easier overclocking | |||
|---|---|---|---|---|---|---|---|
| Much higher clock speed | 3.2 GHz | vs | 2.4 GHz | Around 35% higher clock speed | |||
| Much better overclocked clock speed (Air) | 3.99 GHz | vs | 2.4 GHz | More than 65% better overclocked clock speed (Air) | |||
| Much better overclocked clock speed (Water) | 4.14 GHz | vs | 2.4 GHz | Around 75% better overclocked clock speed (Water) | |||
| |||||||
| Much lower typical power consumption | 52.81W | vs | 101.56W | Around 50% lower typical power consumption | |||
| Much higher Maximum operating temperature | 70 °C | vs | 62 °C | Around 15% higher Maximum operating temperature | |||
| Much lower annual home energy cost | 15.66 $/year | vs | 30.11 $/year | Around 50% lower annual home energy cost | |||
| Much lower annual commercial energy cost | 56.94 $/year | vs | 109.5 $/year | Around 50% lower annual commercial energy cost | |||
Report a correction
Benchmarks Real world tests of Phenom II X4 955 vs 900e
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
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Phenom II X4 955 | vs | 900e |
|---|---|---|---|
| Clock speed | 3.2 GHz | 2.4 GHz | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| AM3 | |||
| Is unlocked | Yes | No | |
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE4a | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| 3DNow! | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 125W | 65W | |
| Annual home energy cost | 30.11 $/year | 15.66 $/year | |
| Annual commercial energy cost | 109.5 $/year | 56.94 $/year | |
| Performance per watt | 1.28 pt/W | 1.27 pt/W | |
| Typical power consumption | 101.56W | 52.81W | |
bus | |||
| Clock speed | 2,000 MHz | 2,000 MHz | |
details | Phenom II X4 955 | vs | 900e |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 4 | |
| L2 cache | 2 MB | 2 MB | |
| L2 cache per core | 0.5 MB/core | 0.5 MB/core | |
| L3 cache | 6 MB | 6 MB | |
| L3 cache per core | 1.5 MB/core | 1.5 MB/core | |
| Manufacture process | 45 nm | 45 nm | |
| Max CPUs | 1 | 1 | |
| Voltage range | 0.88 - 1.5V | 0.85 - 1.25V | |
| Operating temperature | Unknown - 62°C | Unknown - 70°C | |
overclocking | |||
| Overclocked clock speed | 3.99 GHz | 2.4 GHz | |
| Overclocked clock speed (Water) | 4.14 GHz | 2.4 GHz | |
| Overclocked clock speed (Air) | 3.99 GHz | 2.4 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 Phenom II X4 955  Report a correction |  AMD Phenom II X4 900e Report a correction |
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