CPUBoss Review Our evaluation of E7-8837 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 value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E7-8837

Reasons to consider the
Intel Xeon E7-8837

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Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Supports more RAM 4,194,304 MB vs 65,536 MB Supports 64x more RAM
Much more l3 cache 24 MB vs 8 MB 3x more l3 cache; more data can be stored in the l3 cache for quick access later
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
More cores 8 vs 4 Twice as many cores; run more applications at once
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly more l3 cache per core 3 MB/core vs 2 MB/core 50% more l3 cache per core
Significantly better performance per watt 6.33 pt/W vs 3.49 pt/W More than 80% better performance per watt
Better geekbench 3 Multi-Core score 18,182 vs 17,583 Around 5% better geekbench 3 Multi-Core score
Higher Maximum operating temperature 69 °C vs 64 °C Around 10% higher Maximum operating temperature
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 2.66 GHz More than 50% higher clock speed
Much higher turbo clock speed 4.2 GHz vs 2.8 GHz More than 50% higher turbo 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 geekbench 3 single core score 4,510 vs 1,802 More than 2.5x better geekbench 3 single core score
Much lower typical power consumption 73.94W vs 105.63W 30% lower typical power consumption
Much better overclocked clock speed (Air) 4.61 GHz vs 2.67 GHz Around 75% better overclocked clock speed (Air)
Much better performance per dollar 0.91 pt/$ vs 0.36 pt/$ More than 2.5x better performance per dollar
Newer Jul, 2015 vs Apr, 2011 Release date over 4 years later
Much better overclocked clock speed (Water) 4.77 GHz vs 2.67 GHz Around 80% better overclocked clock speed (Water)
Much lower annual home energy cost 21.92 $/year vs 31.32 $/year 30% lower annual home energy cost
Much lower annual commercial energy cost 79.72 $/year vs 113.88 $/year More than 30% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E7-8837 vs Core i7 6700K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E7-8837
18,182
Core i7 6700K
17,583

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E7-8837
1,065,000 MB/s
Core i7 6700K
6,010 MB/s

Specifications Full list of technical specs

summary

Xeon E7-8837  vs
Core i7 6700K 
Clock speed 2.66 GHz 4 GHz
Turbo clock speed 2.8 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 130W 91W
Annual home energy cost 31.32 $/year 21.92 $/year
Annual commercial energy cost 113.88 $/year 79.72 $/year
Performance per watt 6.33 pt/W 3.49 pt/W
Typical power consumption 105.63W 73.94W

bus

Architecture QPI FSB
Number of links 1 0
Transfer rate 6,400 MT/s 8,000 MT/s

details

Xeon E7-8837  vs
Core i7 6700K 
Architecture x86-64 x86-64
Threads 8 8
L2 cache 2 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 24 MB 8 MB
L3 cache per core 3 MB/core 2 MB/core
Manufacture process 32 nm 14 nm
Max CPUs 8 1
Operating temperature Unknown - 69°C Unknown - 64°C

overclocking

Overclocked clock speed 2.67 GHz 4.61 GHz
Overclocked clock speed (Water) 2.67 GHz 4.77 GHz
Overclocked clock speed (Air) 2.67 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
DDR
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 4,194,304 MB 65,536 MB
Intel Xeon E7-8837
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Intel Core i7 6700K
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