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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 threads 16 vs 8 Twice as many threads
Better overclocked clock speed (Air) 2.37 GHz vs 1.7 GHz Around 40% better overclocked clock speed (Air)
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 E5-2609V4

Reasons to consider the
Intel E5-2609V4

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CPUBoss is not aware of any important advantages of the E5-2609V4 vs the E5-2620V4.

Features Key features of the E5-2620V4  vs E5-2609V4 

clock speed

2.1 GHz
1.7 GHz

L3 cache

20 MB
20 MB

overclocked clock speed (air)

2.37 GHz
1.7 GHz

overclocked clock speed (water)

2.58 GHz
1.7 GHz


Specifications Full list of technical specs


E5-2620V4  vs
Clock speed 2.1 GHz 1.7 GHz
Cores Octa core Octa 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
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 8
L3 cache 20 MB 20 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 - 74°C


Overclocked clock speed 2.37 GHz 1.7 GHz
Overclocked clock speed (Water) 2.58 GHz 1.7 GHz
Overclocked clock speed (Air) 2.37 GHz 1.7 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 E5-2609V4
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