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Differences What are the advantages of each

Front view of Intel Xeon E7-8880 v3

Reasons to consider the
Intel Xeon E7-8880 v3

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Supports more RAM 1,572,864 MB vs 786,432 MB Supports 2x more RAM
More threads 36 vs 24 12 more threads
Supports more CPUs in SMP configuration 8 vs 2 6 supports more CPUs in SMP configuration
Newer Apr, 2015 vs Jul, 2014 Release date 9 months later
Front view of Intel Xeon E5-2670 v3

Reasons to consider the
Intel Xeon E5-2670 v3

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Much higher Maximum operating temperature 84.5 °C vs 77 °C Around 10% higher Maximum operating temperature
Significantly lower typical power consumption 97.5W vs 121.88W 20% lower typical power consumption
Significantly lower annual commercial energy cost 105.12 $/year vs 131.4 $/year 20% lower annual commercial energy cost
Significantly lower annual home energy cost 28.91 $/year vs 36.13 $/year Around 20% lower annual home energy cost

Features Key features of the Xeon E7-8880 v3  vs E5-2670 v3 

clock speed

turbo clock speed

Specifications Full list of technical specs

summary

Xeon E7-8880 v3  vs
E5-2670 v3 
Clock speed 2.3 GHz 2.3 GHz
Turbo clock speed 3.1 GHz 3.1 GHz
Cores Processing Cores Duodeca 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
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 51,200 MB/s 6,400 MB/s
Maximum memory size 1,572,864 MB 786,432 MB

details

Xeon E7-8880 v3  vs
E5-2670 v3 
Architecture x86-64 x86-64
Threads 36 24
Manufacture process 22 nm 22 nm
Max CPUs 8 2
Operating temperature Unknown - 77°C Unknown - 84.5°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 150W 120W
Annual home energy cost 36.13 $/year 28.91 $/year
Annual commercial energy cost 131.4 $/year 105.12 $/year
Typical power consumption 121.88W 97.5W

bus

Architecture QPI QPI
Number of links 3 2
Data rate 115,200 MB/s 76,800 MB/s
Transfer rate 9,600 MT/s 9,600 MT/s
Clock speed 4,800 MHz 4,800 MHz
Intel Xeon E7-8880 v3
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Intel Xeon E5-2670 v3
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