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Differences What are the advantages of each

Front view of Intel Xeon E5-1660 v3

Reasons to consider the
Intel Xeon E5-1660 v3

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Lower typical power consumption 113.75W vs 130W Around 15% lower typical power consumption
Lower annual home energy cost 33.73 $/year vs 38.54 $/year More than 10% lower annual home energy cost
Lower annual commercial energy cost 122.64 $/year vs 140.16 $/year More than 10% lower annual commercial energy cost
Front view of Intel E5-2687WV4

Reasons to consider the
Intel E5-2687WV4

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Significantly more l3 cache 30 MB vs 20 MB 50% more l3 cache; more data can be stored in the l3 cache for quick access later
Significantly newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Supports more RAM 1,572,864 MB vs 786,432 MB Supports 2x more RAM
More cores 12 vs 8 4 more cores; run more applications at once
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More threads 24 vs 16 8 more threads
Higher Maximum operating temperature 76 °C vs 65.9 °C More than 15% higher Maximum operating temperature
Newer Jan, 2016 vs Jul, 2014 Release date over 1 years later

Features Key features of the Xeon E5-1660 v3  vs E5-2687WV4 

clock speed

turbo clock speed

Xeon E5-1660 v3
3.5 GHz
E5-2687WV4
3.5 GHz

L3 cache

TDP

Specifications Full list of technical specs

summary

Xeon E5-1660 v3  vs
E5-2687WV4 
Clock speed 3 GHz 3 GHz
Turbo clock speed 3.5 GHz 3.5 GHz
Cores Octa core 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
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 786,432 MB 1,572,864 MB

details

Xeon E5-1660 v3  vs
E5-2687WV4 
Architecture x86-64 x86-64
Threads 16 24
L3 cache 20 MB 30 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 22 nm 14 nm
Max CPUs 1 2
Operating temperature Unknown - 65.9°C Unknown - 76°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 140W 160W
Annual home energy cost 33.73 $/year 38.54 $/year
Annual commercial energy cost 122.64 $/year 140.16 $/year
Typical power consumption 113.75W 130W

bus

Architecture QPI QPI
Number of links 0 2
Transfer rate 0 MT/s 9,600 MT/s
Clock speed 0 MHz 4,800 MHz
Intel Xeon E5-1660 v3
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Intel E5-2687WV4
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