Intel Xeon W3565 vs Core i7 2600K |
Released November, 2009
Intel Xeon W3565
- 3.2 GHz
- Quad core
Reasons to buy the Intel Xeon W3565
 | Lower typical power consumption 105.63W | | Much lower annual home energy cost 31.32 $/year |
VS
Released January, 2011
Intel Core i7 2600K
- 3.4 GHz
- Quad core
- Unlocked
Reasons to buy the Core i7 2600K
| | Much better performance per dollar 2.92 pt/$ | | Has a built-in GPU Yes |
| | Much newer manufacturing process 32 nm | | Higher turbo clock speed 3.8 GHz |
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Differences What are the advantages of each
| |||||||
| Lower typical power consumption | 105.63W | vs | 114.2W | Around 10% lower typical power consumption | |||
|---|---|---|---|---|---|---|---|
| Much lower annual home energy cost | 31.32 $/year | vs | 41.8 $/year | More than 25% lower annual home energy cost | |||
| |||||||
| Much better performance per dollar | 2.92 pt/$ | vs | 0.69 pt/$ | Around 4.2x better performance per dollar | |||
| Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
| Much newer manufacturing process | 32 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Higher turbo clock speed | 3.8 GHz | vs | 3.46 GHz | Around 10% higher turbo clock speed | |||
| Higher clock speed | 3.4 GHz | vs | 3.2 GHz | More than 5% higher clock speed | |||
| Much better performance per watt | 7.53 pt/W | vs | 1.62 pt/W | Around 4.8x better performance per watt | |||
| Better PassMark (Single core) score | 1,920 | vs | 1,419 | More than 35% better PassMark (Single core) score | |||
| Better overclocked clock speed (Air) | 5.05 GHz | vs | 4.3 GHz | More than 15% better overclocked clock speed (Air) | |||
| Better PassMark score | 8,494 | vs | 5,957 | Around 45% better PassMark score | |||
| Much better overclocked clock speed (Water) | 4.76 GHz | vs | 3.2 GHz | Around 50% better overclocked clock speed (Water) | |||
| Newer | Jan, 2011 | vs | Nov, 2009 | Release date over 1 years later | |||
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Benchmarks Real world tests of Xeon W3565 vs Core i7 2600K
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)
Specifications Full list of technical specs
summary | Xeon W3565 | vs | Core i7 2600K |
|---|---|---|---|
| Clock speed | 3.2 GHz | 3.4 GHz | |
| Turbo clock speed | 3.46 GHz | 3.8 GHz | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| LGA 1366 | |||
| LGA 1155 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | No | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| AVX | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| Supplemental SSE3 | |||
| AES | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 130W | 95W | |
| Annual home energy cost | 31.32 $/year | 41.8 $/year | |
| Annual commercial energy cost | 113.88 $/year | 111.78 $/year | |
| Performance per watt | 1.62 pt/W | 7.53 pt/W | |
| Typical power consumption | 105.63W | 114.2W | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3-1333 | |||
| DDR3-1066 | |||
| DDR3-800 | |||
| DDR3 | |||
| Channels | Triple Channel | Dual Channel | |
| Supports ECC | Yes | No | |
| Maximum bandwidth | 25,599.99 MB/s | 21,333.32 MB/s | |
| Maximum memory size | 24,576 MB | 32,768 MB | |
details | Xeon W3565 | vs | Core i7 2600K |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 8 | 8 | |
| L2 cache | 1 MB | 1 MB | |
| L2 cache per core | 0.25 MB/core | 0.25 MB/core | |
| L3 cache | 8 MB | 8 MB | |
| L3 cache per core | 2 MB/core | 2 MB/core | |
| Manufacture process | 45 nm | 32 nm | |
| Transistor count | 731,000,000 | 995,000,000 | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 24 | 34 | |
| Voltage range | 0.8 - 1.23V | 0.85 - 1.45V | |
overclocking | |||
| Overclock popularity | 0 | 2,016 | |
| Overclocked clock speed | 4.3 GHz | 5.05 GHz | |
| Overclocked clock speed (Water) | 3.2 GHz | 4.76 GHz | |
| Overclocked clock speed (Air) | 4.3 GHz | 5.05 GHz | |
integrated graphics | |||
| GPU | None | GPU | |
| Label | N/A | Intel® HD Graphics 3000 | |
| Latest DirectX | N/A | 10.x | |
| Number of displays supported | N/A | 2 | |
| GPU clock speed | N/A | 850 MHz | |
| Turbo clock speed | N/A | 1,350 MHz | |
| 3DMark06 | N/A | 5,275 | |
bus | |||
| Architecture | QPI | DMI | |
| Number of links | 1 | 1 | |
| Transfer rate | 4,800 MT/s | 5,000 MT/s | |
 Intel Xeon W3565  Report a correction |  Intel Core i7 2600K Report a correction |
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