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Intel Xeon E5-2620 v3

Front view of Intel Xeon E5-2620 v3
Front view of Intel Xeon E5 2620 v2

Intel Xeon E5 2620 v2

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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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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much higher clock speed 2.4 GHz vs 2.1 GHz Around 15% higher clock speed
Significantly higher turbo clock speed 3.2 GHz vs 2.6 GHz Around 25% higher turbo clock speed
Much better overclocked clock speed (Air) 2.66 GHz vs 2.25 GHz Around 20% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.87 GHz vs 2.1 GHz More than 35% better overclocked clock speed (Water)
Newer Jul, 2014 vs Jul, 2013 Release date a year later
Front view of Intel Xeon E5 2620 v2

Reasons to consider the
Intel Xeon E5 2620 v2

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Slightly lower typical power consumption 65W vs 69.06W More than 5% lower typical power consumption
Slightly lower annual home energy cost 19.27 $/year vs 20.48 $/year More than 5% lower annual home energy cost
Slightly lower annual commercial energy cost 70.08 $/year vs 74.46 $/year More than 5% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E5-2620 v3 vs E5 2620 v2

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2620 v3
14,662
Xeon E5 2620 v2
12,819

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon E5-2620 v3
2,702
Xeon E5 2620 v2
2,070

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2620 v3
2,750,000 MB/s
Xeon E5 2620 v2
1,400,000 MB/s

Specifications Full list of technical specs

summary

 Xeon E5-2620 v3  vs
E5 2620 v2 
Clock speed 2.4 GHz 2.1 GHz
Turbo clock speed 3.2 GHz 2.6 GHz
Cores Hexa core Hexa core
Is unlocked Yes No

features
Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption
TDP 85W 80W
Annual home energy cost 20.48 $/year 19.27 $/year
Annual commercial energy cost 74.46 $/year 70.08 $/year
Performance per watt 12.6 pt/W 12.06 pt/W
Typical power consumption 69.06W 65W

bus
Architecture QPI QPI
Number of links 2 2
Data rate 64,000 MB/s 57,600 MB/s
Transfer rate 8,000 MT/s 7,200 MT/s
Clock speed 4,000 MHz 3,600 MHz

details

 Xeon E5-2620 v3  vs
E5 2620 v2 
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 - 71°C

overclocking
Overclocked clock speed 2.66 GHz 2.25 GHz
Overclocked clock speed (Water) 2.87 GHz 2.1 GHz
Overclocked clock speed (Air) 2.66 GHz 2.25 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
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
DDR
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 6,400 MB/s 51,200 MB/s
Maximum memory size 786,432 MB 786,432 MB
Intel Xeon E5-2620 v3
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Intel Xeon E5 2620 v2
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