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Differences What are the advantages of each

Front view of Intel Xeon E7-4850 v2

Reasons to consider the
Intel Xeon E7-4850 v2

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Significantly higher clock speed 2.3 GHz vs 2.1 GHz Around 10% higher clock speed
Higher turbo clock speed 2.8 GHz vs 2.7 GHz Around 5% higher turbo clock speed
Lower typical power consumption 85.31W vs 93.44W Around 10% lower typical power consumption
Lower annual commercial energy cost 91.98 $/year vs 100.74 $/year Around 10% lower annual commercial energy cost
Lower annual home energy cost 25.29 $/year vs 27.7 $/year Around 10% lower annual home energy cost
Front view of Intel Xeon E7-4830 v3

Reasons to consider the
Intel Xeon E7-4830 v3

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Newer Apr, 2015 vs Feb, 2014 Release date over 1 years later

Features Key features of the Xeon E7-4850 v2  vs E7-4830 v3 

clock speed

turbo clock speed

Specifications Full list of technical specs

summary

Xeon E7-4850 v2  vs
E7-4830 v3 
Clock speed 2.3 GHz 2.1 GHz
Turbo clock speed 2.8 GHz 2.7 GHz
Cores Dodeca 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
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 51,200 MB/s 51,200 MB/s
Maximum memory size 1,572,864 MB 1,572,864 MB

details

Xeon E7-4850 v2  vs
E7-4830 v3 
Architecture x86-64 x86-64
Threads 24 24
Manufacture process 22 nm 22 nm
Max CPUs 4 4
Operating temperature Unknown - 68°C Unknown - 70°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 115W
Annual home energy cost 25.29 $/year 27.7 $/year
Annual commercial energy cost 91.98 $/year 100.74 $/year
Typical power consumption 85.31W 93.44W

bus

Architecture QPI QPI
Number of links 3 3
Data rate 86,400 MB/s 96,000 MB/s
Transfer rate 7,200 MT/s 8,000 MT/s
Clock speed 3,600 MHz 4,000 MHz
Intel Xeon E7-4850 v2
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Intel Xeon E7-4830 v3
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