Winner
Intel Core i7 6700K
CPUBoss recommends the Intel Core i7 6700K based on its performance, single-core performance and value.
See full details | Intel Xeon E5603 vs Core i7 6700K |
![]() | Supports more CPUs in SMP configuration 2 | ![]() | Supports trusted computing Yes |
![]() | Lower typical power consumption 65W | ![]() | Supports more RAM 294,912 MB |
![]() | Much higher clock speed 4 GHz | ![]() | Much newer manufacturing process 14 nm |
![]() | Has a built-in GPU Yes | ![]() | Much better PassMark (Single core) score 2,349 |
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 | |
Sky Diver and Cloud Gate |
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? | |
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more |
Value | |
Are you paying a premium for performance? | |
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more |
9.2 | CPUBoss Score |
Combination of all six facets | |
Winner |
| ![]() | Intel Core i7 6700KCPUBoss Winner |
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Supports more CPUs in SMP configuration | 2 | vs | 1 | Twice as many CPUs in SMP configuration | |||
---|---|---|---|---|---|---|---|
Supports trusted computing | Yes | vs | No | Somewhat common; Allows for safer, more reliable computing | |||
Lower typical power consumption | 65W | vs | 73.94W | More than 10% lower typical power consumption | |||
Supports more RAM | 294,912 MB | vs | 65,536 MB | Supports 4.5x more RAM | |||
Lower annual home energy cost | 19.27 $/year | vs | 21.92 $/year | More than 10% lower annual home energy cost | |||
Lower annual commercial energy cost | 70.08 $/year | vs | 79.72 $/year | More than 10% lower annual commercial energy cost | |||
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Much higher clock speed | 4 GHz | vs | 1.6 GHz | Around 2.5x higher clock speed | |||
Much newer manufacturing process | 14 nm | vs | 32 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
Much better PassMark (Single core) score | 2,349 | vs | 672 | Around 3.5x better PassMark (Single core) score | |||
Much better overclocked clock speed (Air) | 4.61 GHz | vs | 1.6 GHz | Around 3x better overclocked clock speed (Air) | |||
Much better PassMark score | 11,109 | vs | 2,362 | Around 4.8x better PassMark score | |||
More l3 cache | 8 MB | vs | 4 MB | 2x more l3 cache; more data can be stored in the l3 cache for quick access later | |||
Much better performance per dollar | 0.91 pt/$ | vs | 0.47 pt/$ | More than 90% better performance per dollar | |||
Significantly more l3 cache per core | 2 MB/core | vs | 1 MB/core | 2x more l3 cache per core | |||
Newer | Jul, 2015 | vs | Feb, 2011 | Release date over 4 years later | |||
More threads | 8 | vs | 4 | Twice as many threads | |||
Better performance per watt | 3.49 pt/W | vs | 1.15 pt/W | More than 3x better performance per watt | |||
Much better overclocked clock speed (Water) | 4.77 GHz | vs | 1.6 GHz | Around 3x better overclocked clock speed (Water) |
summary | Xeon E5603 | vs | Core i7 6700K |
---|---|---|---|
Clock speed | 1.6 GHz | 4 GHz | |
Cores | Quad core | Quad core | |
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | 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 | |
power consumption | |||
TDP | 80W | 91W | |
Annual home energy cost | 19.27 $/year | 21.92 $/year | |
Annual commercial energy cost | 70.08 $/year | 79.72 $/year | |
Performance per watt | 1.15 pt/W | 3.49 pt/W | |
Typical power consumption | 65W | 73.94W | |
bus | |||
Architecture | QPI | FSB | |
Number of links | 2 | 0 | |
Transfer rate | 4,800 MT/s | 8,000 MT/s |
details | Xeon E5603 | vs | Core i7 6700K |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 4 | 8 | |
L2 cache | 1 MB | 1 MB | |
L2 cache per core | 0.25 MB/core | 0.25 MB/core | |
L3 cache | 4 MB | 8 MB | |
L3 cache per core | 1 MB/core | 2 MB/core | |
Manufacture process | 32 nm | 14 nm | |
Max CPUs | 2 | 1 | |
overclocking | |||
Overclocked clock speed | 1.6 GHz | 4.61 GHz | |
Overclocked clock speed (Water) | 1.6 GHz | 4.77 GHz | |
Overclocked clock speed (Air) | 1.6 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 | |||
DDR3-1066 | |||
DDR3-800 | |||
DDR3 | |||
Channels | Triple Channel | Dual Channel | |
Supports ECC | Yes | No | |
Maximum bandwidth | 25,599.99 MB/s | 25,600 MB/s | |
Maximum memory size | 294,912 MB | 65,536 MB |
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