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Differences What are the advantages of each

Front view of Intel Xeon E5-2438L v3

Reasons to consider the
Intel Xeon E5-2438L v3

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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
Lower typical power consumption 56.88W vs 73.94W Around 25% lower typical power consumption
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Supports more RAM 393,216 MB vs 65,536 MB Supports 6x more RAM
Lower annual home energy cost 16.86 $/year vs 21.92 $/year Around 25% lower annual home energy cost
Lower annual commercial energy cost 61.32 $/year vs 79.72 $/year Around 25% lower annual commercial energy cost
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 1.8 GHz Around 2.2x higher 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 1.8 GHz More than 2.5x better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.77 GHz vs 1.8 GHz Around 2.8x better overclocked clock speed (Water)
Newer Jul, 2015 vs Jan, 2015 Release date 6 months later

Features Key features of the Xeon E5-2438L v3  vs Core i7 6700K 

clock speed

overclocked clock speed (air)

Core i7 6700K
4.61 GHz

overclocked clock speed (water)

Core i7 6700K
4.77 GHz

Specifications Full list of technical specs

summary

Xeon E5-2438L v3  vs
Core i7 6700K 
Clock speed 1.8 GHz 4 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

power consumption

TDP 70W 91W
Annual home energy cost 16.86 $/year 21.92 $/year
Annual commercial energy cost 61.32 $/year 79.72 $/year
Typical power consumption 56.88W 73.94W

bus

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

details

Xeon E5-2438L v3  vs
Core i7 6700K 
Architecture x86-64 x86-64
Threads 20 8
Manufacture process 22 nm 14 nm
Max CPUs 2 1

overclocking

Overclocked clock speed 1.8 GHz 4.61 GHz
Overclocked clock speed (Water) 1.8 GHz 4.77 GHz
Overclocked clock speed (Air) 1.8 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 Triple Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 38,400 MB/s 25,600 MB/s
Maximum memory size 393,216 MB 65,536 MB
Intel Xeon E5-2438L v3
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Intel Core i7 6700K
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