CPUBoss Review Our evaluation of E5-2690 vs 6700K among all CPUs

Performance

Benchmark performance using all cores
Xeon E5-2690
7.1
Core i7 6700K
6.5
Core i7 4790K
7.7
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance
Xeon E5-2690
7.8
Core i7 6700K
8.0
Core i7 4790K
9.6
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics
Xeon E5-2690
0.0
Core i7 6700K
n.d.
Core i7 4790K
9.8
Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing
Xeon E5-2690
0.0
Core i7 6700K
8.0
Core i7 4790K
7.3
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?
Xeon E5-2690
5.0
Core i7 6700K
5.2
Core i7 4790K
5.3
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?
Xeon E5-2690
n.d.
Core i7 6700K
5.8
Core i7 4790K
6.3
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more
8.2

CPUBoss Score

Combination of all six facets
Xeon E5-2690
5.5
Core i7 6700K
8.2
Core i7 4790K
8.8

Winner
Intel Core i7 6700K 

CPUBoss recommends the Intel Core i7 6700K  based on its single-core performance, power consumption and value.

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VS

Intel Xeon E5-2690

Front view of Intel Xeon E5-2690
Front view of Intel Core i7 6700K

Intel Core i7 6700K

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Differences What are the advantages of each

Front view of Intel Xeon E5-2690

Reasons to consider the
Intel Xeon E5-2690

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly more l3 cache 20 MB vs 8 MB 2.5x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 8 vs 4 Twice as many cores; run more applications at once
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More threads 16 vs 8 Twice as many threads
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly better performance per watt 7.64 pt/W vs 3.49 pt/W Around 2.2x better performance per watt
Better PassMark score 14,178 vs 11,109 Around 30% better PassMark score
Supports more RAM 393,216 MB vs 65,536 MB Supports 6x more RAM
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Higher Maximum operating temperature 72 °C vs 64 °C Around 15% higher Maximum operating temperature
Front view of Intel Core i7 6700K

Reasons to consider the
Intel Core i7 6700K

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Significantly higher clock speed 4 GHz vs 2.9 GHz Around 40% 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
Higher turbo clock speed 4.2 GHz vs 3.8 GHz More than 10% higher turbo clock speed
Much lower typical power consumption 73.94W vs 109.69W Around 35% lower typical power consumption
Significantly better performance per dollar 0.91 pt/$ vs 0.49 pt/$ Around 85% better performance per dollar
Significantly better overclocked clock speed (Air) 4.61 GHz vs 3.53 GHz More than 30% better overclocked clock speed (Air)
Better PassMark (Single core) score 2,349 vs 1,853 More than 25% better PassMark (Single core) score
Newer Jul, 2015 vs Mar, 2012 Release date over 3 years later
Much lower annual home energy cost 21.92 $/year vs 32.52 $/year Around 35% lower annual home energy cost
Much lower annual commercial energy cost 79.72 $/year vs 118.26 $/year Around 35% lower annual commercial energy cost
Significantly better overclocked clock speed (Water) 4.77 GHz vs 3.92 GHz More than 20% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon E5-2690 vs Core i7 6700K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2690
28,226
Core i7 6700K
17,583

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon E5-2690
2,646
Core i7 6700K
4,510

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2690
1,975,000 MB/s
Core i7 6700K
6,010 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E5-2690
20,376
Core i7 6700K
17,169

GeekBench

Xeon E5-2690
31,327
Core i7 6700K
17,169

PassMark Data courtesy Passmark

Xeon E5-2690
14,178
Core i7 6700K
11,109

PassMark (Single Core)

Xeon E5-2690
1,853
Core i7 6700K
2,349

Specifications Full list of technical specs

summary

 Xeon E5-2690  vs
Core i7 6700K 
Clock speed 2.9 GHz 4 GHz
Turbo clock speed 3.8 GHz 4.2 GHz
Cores Octa 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 135W 91W
Annual home energy cost 32.52 $/year 21.92 $/year
Annual commercial energy cost 118.26 $/year 79.72 $/year
Performance per watt 7.64 pt/W 3.49 pt/W
Typical power consumption 109.69W 73.94W

bus
Architecture QPI FSB
Number of links 2 0
Transfer rate 8,000 MT/s 8,000 MT/s

details

 Xeon E5-2690  vs
Core i7 6700K 
Architecture x86-64 x86-64
Threads 16 8
L2 cache 2 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 20 MB 8 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 32 nm 14 nm
Max CPUs 2 1
Operating temperature Unknown - 72°C Unknown - 64°C

overclocking
Overclocked clock speed 3.53 GHz 4.61 GHz
Overclocked clock speed (Water) 3.92 GHz 4.77 GHz
Overclocked clock speed (Air) 3.53 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
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 51,200 MB/s 25,600 MB/s
Maximum memory size 393,216 MB 65,536 MB
Intel Xeon E5-2690
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Intel Core i7 6700K
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