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Intel E5-2620V4

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Front view of Intel E5-2620V4

Differences What are the advantages of each

Front view of Intel E5-2620V4

Reasons to consider the
Intel E5-2620V4

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Higher clock speed 2.1 GHz vs 1.7 GHz Around 25% higher clock speed
More l3 cache 20 MB vs 15 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 16 vs 6 10 more threads
Significantly better PassMark score 11,389 vs 5,621 More than 2x better PassMark score
Better PassMark (Single core) score 1,527 vs 974 More than 55% better PassMark (Single core) score
More cores 8 vs 6 2 more cores; run more applications at once
Significantly better overclocked clock speed (Water) 2.58 GHz vs 1.7 GHz More than 50% better overclocked clock speed (Water)
Front view of Intel E5-2603V4

Reasons to consider the
Intel E5-2603V4

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Significantly better performance per dollar 0.8 pt/$ vs 0.52 pt/$ Around 55% better performance per dollar

Benchmarks Real world tests of E5-2620V4 vs E5-2603V4

PassMark Data courtesy Passmark


PassMark (Single Core)


Specifications Full list of technical specs


E5-2620V4  vs
Clock speed 2.1 GHz 1.7 GHz
Cores Octa core Hexa core


Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 85W 85W
Annual home energy cost 20.48 $/year 20.48 $/year
Annual commercial energy cost 74.46 $/year 74.46 $/year
Performance per watt 2.54 pt/W 1.99 pt/W
Typical power consumption 69.06W 69.06W


Architecture QPI QPI
Number of links 2 2
Data rate 64,000 MB/s 51,200 MB/s
Transfer rate 8,000 MT/s 6,400 MT/s
Clock speed 4,000 MHz 3,200 MHz


E5-2620V4  vs
Architecture x86-64 x86-64
Threads 16 6
L3 cache 20 MB 15 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 2 2
Operating temperature Unknown - 74°C Unknown - 73°C


Overclocked clock speed 2.37 GHz 2.3 GHz
Overclocked clock speed (Water) 2.58 GHz 1.7 GHz
Overclocked clock speed (Air) 2.37 GHz 2.3 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 1,572,864 MB 1,572,864 MB
Intel E5-2620V4
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Intel E5-2603V4
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