Intel Core i7 6700K vs Atom E625C |
Released July, 2015
Intel Core i7 6700K
- 4 GHz
- Quad core
- Unlocked
Reasons to buy the Intel Core i7 6700K
 | Much higher clock speed 4 GHz | | Much newer manufacturing process 14 nm |
| | More l2 cache 1 MB | | Much better overclocked clock speed (Air) 4.61 GHz |
VS
Released November, 2010
Intel Atom E625C
- 0.6 GHz
- Single core
Reasons to buy the Atom E625C
| | Much lower typical power consumption 5.69W | | More l2 cache per core 0.5 MB/core |
| | Much lower annual home energy cost 1.69 $/year | | Much lower annual commercial energy cost 6.13 $/year |
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Differences What are the advantages of each
| |||||||
| Much higher clock speed | 4 GHz | vs | 0.6 GHz | Around 6.8x higher clock speed | |||
|---|---|---|---|---|---|---|---|
| Much newer manufacturing process | 14 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| More l2 cache | 1 MB | vs | 0.5 MB | 2x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
| Much better overclocked clock speed (Air) | 4.61 GHz | vs | 0.6 GHz | Around 7.8x better overclocked clock speed (Air) | |||
| Has a NX bit | Yes | vs | No | Somewhat common; Prevents a common class of security exploits | |||
| More cores | 4 | vs | 1 | 3 more cores; run more applications at once | |||
| More threads | 8 | vs | 2 | 6 more threads | |||
| Newer | Jul, 2015 | vs | Nov, 2010 | Release date over 4 years later | |||
| Much better overclocked clock speed (Water) | 4.77 GHz | vs | 0.6 GHz | Around 8x better overclocked clock speed (Water) | |||
| |||||||
| Much lower typical power consumption | 5.69W | vs | 73.94W | 13x lower typical power consumption | |||
| More l2 cache per core | 0.5 MB/core | vs | 0.25 MB/core | 2x more l2 cache per core | |||
| Much lower annual home energy cost | 1.69 $/year | vs | 21.92 $/year | 13x lower annual home energy cost | |||
| Much lower annual commercial energy cost | 6.13 $/year | vs | 79.72 $/year | 13x lower annual commercial energy cost | |||
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Features Key features of the Core i7 6700K vs Atom E625C
clock speed
L2 cache
overclocked clock speed (air)
overclocked clock speed (water)
TDP
Specifications Full list of technical specs
summary | Core i7 6700K | vs | Atom E625C |
|---|---|---|---|
| Clock speed | 4 GHz | 0.6 GHz | |
| Cores | Quad core | Single core | |
features | |||
| Has a NX bit | Yes | 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 | |
details | Core i7 6700K | vs | Atom E625C |
|---|---|---|---|
| Threads | 8 | 2 | |
| L2 cache | 1 MB | 0.5 MB | |
| L2 cache per core | 0.25 MB/core | 0.5 MB/core | |
| Manufacture process | 14 nm | 45 nm | |
overclocking | |||
| Overclocked clock speed | 4.61 GHz | 0.6 GHz | |
| Overclocked clock speed (Water) | 4.77 GHz | 0.6 GHz | |
| Overclocked clock speed (Air) | 4.61 GHz | 0.6 GHz | |
power consumption | |||
| TDP | 91W | 7W | |
| Annual home energy cost | 21.92 $/year | 1.69 $/year | |
| Annual commercial energy cost | 79.72 $/year | 6.13 $/year | |
| Typical power consumption | 73.94W | 5.69W | |
 Intel Core i7 6700K  Report a correction |  Intel Atom E625C Report a correction |
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