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Differences What are the advantages of each

Front view of Intel Xeon E5-4620 v3

Reasons to consider the
Intel Xeon E5-4620 v3

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More cores 10 vs 8 2 more cores; run more applications at once
More threads 20 vs 16 4 more threads
Newer Apr, 2015 vs Jan, 2014 Release date over 1 years later
Front view of Intel Xeon E5-4620 v2

Reasons to consider the
Intel Xeon E5-4620 v2

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Higher clock speed 2.6 GHz vs 2 GHz More than 30% higher clock speed
Higher turbo clock speed 3 GHz vs 2.6 GHz More than 15% higher turbo clock speed
Lower typical power consumption 77.19W vs 85.31W Around 10% lower typical power consumption
Lower annual home energy cost 22.89 $/year vs 25.29 $/year Around 10% lower annual home energy cost
Lower annual commercial energy cost 83.22 $/year vs 91.98 $/year Around 10% lower annual commercial energy cost

Features Key features of the Xeon E5-4620 v3  vs v2 

clock speed

turbo clock speed

Specifications Full list of technical specs

summary

Xeon E5-4620 v3  vs
v2 
Clock speed 2 GHz 2.6 GHz
Turbo clock speed 2.6 GHz 3 GHz
Cores Deca core Octa core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
AES
AVX
AVX 2.0
Supports dynamic frequency scaling Yes Yes

memory controller

Memory controller Built-in Built-in
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 786,432 MB 786,432 MB

details

Xeon E5-4620 v3  vs
v2 
Architecture x86-64 x86-64
Threads 20 16
Manufacture process 22 nm 22 nm
Max CPUs 4 4
Operating temperature Unknown - 77.7°C Unknown - 75°C

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

power consumption

TDP 105W 95W
Annual home energy cost 25.29 $/year 22.89 $/year
Annual commercial energy cost 91.98 $/year 83.22 $/year
Typical power consumption 85.31W 77.19W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 64,000 MB/s 57,600 MB/s
Transfer rate 8,000 MT/s 7,200 MT/s
Clock speed 4,000 MHz 3,600 MHz
Intel Xeon E5-4620 v3
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Intel Xeon E5-4620 v2
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