Intel Xeon X5570 vs Core i7 6700K |
Released March, 2009
Intel Xeon X5570
- 2.93 GHz
- Quad core
Reasons to buy the Intel Xeon X5570
 | Supports more CPUs in SMP configuration 2 | | Higher Maximum operating temperature 75 °C |
| | Supports more RAM 147,456 MB |
VS
Released July, 2015
Intel Core i7 6700K
- 4 GHz
- Quad core
- Unlocked
Reasons to buy the Core i7 6700K
| | Much newer manufacturing process 14 nm | | Significantly higher clock speed 4 GHz |
| | Significantly higher turbo clock speed 4.2 GHz | | Has a built-in GPU Yes |
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Differences What are the advantages of each
| |||||||
| Supports more CPUs in SMP configuration | 2 | vs | 1 | Twice as many CPUs in SMP configuration | |||
|---|---|---|---|---|---|---|---|
| Higher Maximum operating temperature | 75 °C | vs | 64 °C | More than 15% higher Maximum operating temperature | |||
| Supports more RAM | 147,456 MB | vs | 65,536 MB | Supports 2.2x more RAM | |||
| |||||||
| Much newer manufacturing process | 14 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Significantly higher clock speed | 4 GHz | vs | 2.93 GHz | More than 35% higher clock speed | |||
| Significantly higher turbo clock speed | 4.2 GHz | vs | 3.33 GHz | More than 25% higher turbo clock speed | |||
| Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
| Much better performance per dollar | 0.91 pt/$ | vs | 0.17 pt/$ | More than 5.2x better performance per dollar | |||
| Significantly better PassMark (Single core) score | 2,349 | vs | 1,357 | Around 75% better PassMark (Single core) score | |||
| Significantly better PassMark score | 11,109 | vs | 5,679 | More than 95% better PassMark score | |||
| Newer | Jul, 2015 | vs | Mar, 2009 | Release date over 6 years later | |||
| Significantly better overclocked clock speed (Air) | 4.61 GHz | vs | 3.75 GHz | Around 25% better overclocked clock speed (Air) | |||
| Better performance per watt | 3.49 pt/W | vs | 2.61 pt/W | Around 35% better performance per watt | |||
| Slightly better overclocked clock speed (Water) | 4.77 GHz | vs | 4.58 GHz | Around 5% better overclocked clock speed (Water) | |||
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Benchmarks Real world tests of Xeon X5570 vs Core i7 6700K
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
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Xeon X5570 | vs | Core i7 6700K |
|---|---|---|---|
| Clock speed | 2.93 GHz | 4 GHz | |
| Turbo clock speed | 3.33 GHz | 4.2 GHz | |
| Cores | Quad core | Quad core | |
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 | |||
| AVX 2.0 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 95W | 91W | |
| Annual home energy cost | 22.89 $/year | 21.92 $/year | |
| Annual commercial energy cost | 83.22 $/year | 79.72 $/year | |
| Performance per watt | 2.61 pt/W | 3.49 pt/W | |
| Typical power consumption | 77.19W | 73.94W | |
bus | |||
| Architecture | QPI | FSB | |
| Number of links | 2 | 0 | |
| Transfer rate | 6,400 MT/s | 8,000 MT/s | |
details | Xeon X5570 | vs | Core i7 6700K |
|---|---|---|---|
| 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 | 14 nm | |
| Max CPUs | 2 | 1 | |
| Operating temperature | Unknown - 75°C | Unknown - 64°C | |
overclocking | |||
| Overclocked clock speed | 3.75 GHz | 4.61 GHz | |
| Overclocked clock speed (Water) | 4.58 GHz | 4.77 GHz | |
| Overclocked clock speed (Air) | 3.75 GHz | 4.61 GHz | |
integrated graphics | |||
| GPU | None | GPU | |
| Label | N/A | Intel® HD Graphics 530 | |
| Number of displays supported | N/A | 3 | |
| GPU clock speed | N/A | 350 MHz | |
| Turbo clock speed | N/A | 1,150 MHz | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3L-1600 | |||
| DDR3-1333 | |||
| DDR3-1066 | |||
| DDR3 | |||
| DDR3-800 | |||
| Channels | Triple Channel | Dual Channel | |
| Supports ECC | Yes | No | |
| Maximum bandwidth | 31,999.98 MB/s | 25,600 MB/s | |
| Maximum memory size | 147,456 MB | 65,536 MB | |
 Intel Xeon X5570  Report a correction |  Intel Core i7 6700K Report a correction |
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