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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 E5-2623 v3

Reasons to consider the
Intel Xeon E5-2623 v3

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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
Slightly more l3 cache 10 MB vs 8 MB 25% more l3 cache; more data can be stored in the l3 cache for quick access later
Significantly higher Maximum operating temperature 80.2 °C vs 64 °C More than 25% higher Maximum operating temperature
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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Significantly higher clock speed 4 GHz vs 3 GHz Around 35% higher clock speed
Higher turbo clock speed 4.2 GHz vs 3.5 GHz More than 20% 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 overclocked clock speed (Air) 4.61 GHz vs 3 GHz Around 55% better overclocked clock speed (Air)
Better PassMark (Single core) score 2,349 vs 1,871 More than 25% better PassMark (Single core) score
Lower typical power consumption 73.94W vs 85.31W Around 15% lower typical power consumption
Better performance per dollar 0.91 pt/$ vs 0.68 pt/$ Around 35% better performance per dollar
Better PassMark score 11,109 vs 9,133 More than 20% better PassMark score
Better performance per watt 3.49 pt/W vs 2.19 pt/W Around 60% better performance per watt
Much better overclocked clock speed (Water) 4.77 GHz vs 3 GHz Around 60% better overclocked clock speed (Water)
Newer Jul, 2015 vs Jul, 2014 Release date a year later
Lower annual commercial energy cost 79.72 $/year vs 91.98 $/year Around 15% lower annual commercial energy cost
Lower annual home energy cost 21.92 $/year vs 25.29 $/year Around 15% lower annual home energy cost

Benchmarks Real world tests of Xeon E5-2623 v3 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

Xeon E5-2623 v3
1,890 MB/s
Core i7 6700K
6,010 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2623 v3  vs
Core i7 6700K 
Clock speed 3 GHz 4 GHz
Turbo clock speed 3.5 GHz 4.2 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 105W 91W
Annual home energy cost 25.29 $/year 21.92 $/year
Annual commercial energy cost 91.98 $/year 79.72 $/year
Performance per watt 2.19 pt/W 3.49 pt/W
Typical power consumption 85.31W 73.94W

bus

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

details

Xeon E5-2623 v3  vs
Core i7 6700K 
Architecture x86-64 x86-64
Threads 8 8
L3 cache 10 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 - 80.2°C Unknown - 64°C

overclocking

Overclocked clock speed 3 GHz 4.61 GHz
Overclocked clock speed (Water) 3 GHz 4.77 GHz
Overclocked clock speed (Air) 3 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
DDR
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 6,400 MB/s 25,600 MB/s
Maximum memory size 786,432 MB 65,536 MB
Intel Xeon E5-2623 v3
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Intel Core i7 6700K
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