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Differences What are the advantages of each

Front view of Intel E7-4830V4

Reasons to consider the
Intel E7-4830V4

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Supports more RAM 3,145,728 MB vs 1,572,864 MB Supports 2x more RAM
Slightly higher turbo clock speed 2.8 GHz vs 2.6 GHz Around 10% higher turbo clock speed
More cores 14 vs 12 2 more cores; run more applications at once
More threads 28 vs 24 4 more threads
Front view of Intel E5-4640V4

Reasons to consider the
Intel E5-4640V4

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Lower typical power consumption 85.31W vs 93.44W Around 10% lower typical power consumption
Lower annual home energy cost 25.29 $/year vs 27.7 $/year Around 10% lower annual home energy cost
Lower annual commercial energy cost 91.98 $/year vs 100.74 $/year Around 10% lower annual commercial energy cost

Features Key features of the E7-4830V4  vs E5-4640V4 

clock speed

E7-4830V4
2 GHz
E5-4640V4
2.1 GHz

turbo clock speed

E7-4830V4
2.8 GHz
E5-4640V4
2.6 GHz

overclocked clock speed (air)

E7-4830V4
2 GHz
E5-4640V4
2.1 GHz

overclocked clock speed (water)

E7-4830V4
2 GHz
E5-4640V4
2.1 GHz

TDP

E7-4830V4
115W
E5-4640V4
105W

Specifications Full list of technical specs

summary

E7-4830V4  vs
E5-4640V4 
Clock speed 2 GHz 2.1 GHz
Turbo clock speed 2.8 GHz 2.6 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 2.0
AVX
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 115W 105W
Annual home energy cost 27.7 $/year 25.29 $/year
Annual commercial energy cost 100.74 $/year 91.98 $/year
Typical power consumption 93.44W 85.31W

bus

Architecture FSB FSB
Number of links 3 2
Transfer rate 8,000 MT/s 8,000 MT/s

details

E7-4830V4  vs
E5-4640V4 
Architecture x86-64 x86-64
Threads 28 24
Manufacture process 14 nm 14 nm
Max CPUs 4 4

overclocking

Overclocked clock speed 2 GHz 2.1 GHz
Overclocked clock speed (Water) 2 GHz 2.1 GHz
Overclocked clock speed (Air) 2 GHz 2.1 GHz

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

memory controller

Memory controller Built-in Built-in
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 3,145,728 MB 1,572,864 MB
Intel E7-4830V4
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Intel E5-4640V4
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