CPUBoss Review Our evaluation of E5-2658 v2 vs 6700K among all CPUs

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

8.2

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 6700K 

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

See full details

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VS
Front view of Intel Core i7 6700K

Intel Core i7 6700K

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon E5-2658 v2

Reasons to consider the
Intel Xeon E5-2658 v2

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Much more l3 cache 25 MB vs 8 MB Around 3.2x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 10 vs 4 6 more cores; run more applications at once
More threads 20 vs 8 12 more threads
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Supports more RAM 786,432 MB vs 65,536 MB Supports 12x more RAM
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly higher Maximum operating temperature 87 °C vs 64 °C More than 35% higher Maximum operating temperature
Better PassMark score 14,128 vs 11,109 More than 25% better PassMark score
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Front view of Intel Core i7 6700K

Reasons to consider the
Intel Core i7 6700K

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Much higher clock speed 4 GHz vs 2.4 GHz More than 65% higher clock speed
Significantly higher turbo clock speed 4.2 GHz vs 3 GHz More than 40% higher turbo clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Significantly newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better performance per dollar 0.91 pt/$ vs 0.22 pt/$ Around 4.2x better performance per dollar
Significantly better PassMark (Single core) score 2,349 vs 1,587 Around 50% better PassMark (Single core) score
Newer Jul, 2015 vs Jul, 2013 Release date over 2 years later

Benchmarks Real world tests of Xeon E5-2658 v2 vs Core i7 6700K

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2658 v2  vs
Core i7 6700K 
Clock speed 2.4 GHz 4 GHz
Turbo clock speed 3 GHz 4.2 GHz
Cores Deca 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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 59,733.32 MB/s 25,600 MB/s
Maximum memory size 786,432 MB 65,536 MB

details

Xeon E5-2658 v2  vs
Core i7 6700K 
Architecture x86-64 x86-64
Threads 20 8
L3 cache 25 MB 8 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 22 nm 14 nm
Max CPUs 2 1
Operating temperature Unknown - 87°C Unknown - 64°C

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

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 3.97 pt/W 3.49 pt/W
Typical power consumption 77.19W 73.94W

bus

Architecture QPI FSB
Number of links 2 0
Transfer rate 8,000 MT/s 8,000 MT/s
Intel Xeon E5-2658 v2
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Intel Core i7 6700K
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