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Differences What are the advantages of each

Front view of Intel Xeon E5-2620 v3

Reasons to consider the
Intel Xeon E5-2620 v3

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Much higher clock speed 2.4 GHz vs 2 GHz Around 20% higher clock speed
Much better overclocked clock speed (Air) 2.66 GHz vs 2.07 GHz Around 30% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.87 GHz vs 2 GHz Around 45% better overclocked clock speed (Water)
Front view of Intel Xeon E5-2608L v3

Reasons to consider the
Intel Xeon E5-2608L v3

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Much higher Maximum operating temperature 88.84 °C vs 72.6 °C More than 20% higher Maximum operating temperature
Significantly lower typical power consumption 42.25W vs 69.06W Around 40% lower typical power consumption
Significantly lower annual commercial energy cost 45.55 $/year vs 74.46 $/year Around 40% lower annual commercial energy cost
Significantly lower annual home energy cost 12.53 $/year vs 20.48 $/year Around 40% lower annual home energy cost

Features Key features of the Xeon E5-2620 v3  vs E5-2608L v3 

clock speed

L3 cache

overclocked clock speed (air)

Xeon E5-2620 v3
2.66 GHz
Xeon E5-2608L v3
2.07 GHz

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Xeon E5-2620 v3  vs
E5-2608L v3 
Clock speed 2.4 GHz 2 GHz
Cores Hexa core Hexa 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

power consumption

TDP 85W 52W
Annual home energy cost 20.48 $/year 12.53 $/year
Annual commercial energy cost 74.46 $/year 45.55 $/year
Typical power consumption 69.06W 42.25W

bus

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

details

Xeon E5-2620 v3  vs
E5-2608L v3 
Architecture x86-64 x86-64
Threads 12 12
L3 cache 15 MB 15 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 2 2
Operating temperature Unknown - 72.6°C Unknown - 88.84°C

overclocking

Overclocked clock speed 2.66 GHz 2.07 GHz
Overclocked clock speed (Water) 2.87 GHz 2 GHz
Overclocked clock speed (Air) 2.66 GHz 2.07 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
Memory type
DDR
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 6,400 MB/s 6,400 MB/s
Maximum memory size 786,432 MB 786,432 MB
Intel Xeon E5-2620 v3
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Intel Xeon E5-2608L v3
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