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Differences What are the advantages of each

Front view of Intel Xeon E7-4809 v3

Reasons to consider the
Intel Xeon E7-4809 v3

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Supports more RAM 1,572,864 MB vs 786,432 MB Supports 2x more RAM
Lower typical power consumption 93.44W vs 113.75W Around 20% lower typical power consumption
Supports more CPUs in SMP configuration 4 vs 1 3 supports more CPUs in SMP configuration
Lower annual commercial energy cost 100.74 $/year vs 122.64 $/year Around 20% lower annual commercial energy cost
Lower annual home energy cost 27.7 $/year vs 33.73 $/year Around 20% lower annual home energy cost
Newer Apr, 2015 vs Jul, 2014 Release date 9 months later
Front view of Intel Xeon E5-1680 v3

Reasons to consider the
Intel Xeon E5-1680 v3

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Much higher clock speed 3.2 GHz vs 2 GHz More than 60% higher clock speed

Features Key features of the Xeon E7-4809 v3  vs E5-1680 v3 

clock speed

Specifications Full list of technical specs

summary

Xeon E7-4809 v3  vs
E5-1680 v3 
Clock speed 2 GHz 3.2 GHz
Cores Octa 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
Memory type
DDR3-1333
DDR3-1066
DDR
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 42,666.64 MB/s 6,400 MB/s
Maximum memory size 1,572,864 MB 786,432 MB

details

Xeon E7-4809 v3  vs
E5-1680 v3 
Architecture x86-64 x86-64
Threads 16 16
Manufacture process 22 nm 22 nm
Max CPUs 4 1
Operating temperature Unknown - 70°C Unknown - 66.26°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 115W 140W
Annual home energy cost 27.7 $/year 33.73 $/year
Annual commercial energy cost 100.74 $/year 122.64 $/year
Typical power consumption 93.44W 113.75W

bus

Architecture QPI QPI
Number of links 3 0
Transfer rate 6,400 MT/s 0 MT/s
Clock speed 3,200 MHz 0 MHz
Intel Xeon E7-4809 v3
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Intel Xeon E5-1680 v3
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