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Differences What are the advantages of each

Front view of Intel Xeon E3-1240L v5

Reasons to consider the
Intel Xeon E3-1240L v5

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Much lower typical power consumption 20.31W vs 69.06W 3.4x lower typical power consumption
Slightly higher turbo clock speed 3.2 GHz vs 3 GHz More than 5% higher turbo clock speed
Better overclocked clock speed (Air) 3.1 GHz vs 2.37 GHz More than 30% better overclocked clock speed (Air)
Much lower annual home energy cost 6.02 $/year vs 20.48 $/year 3.4x lower annual home energy cost
Much lower annual commercial energy cost 21.9 $/year vs 74.46 $/year 3.4x lower annual commercial energy cost
Better overclocked clock speed (Water) 3.1 GHz vs 2.58 GHz More than 20% better overclocked clock speed (Water)
Front view of Intel E5-2620V4

Reasons to consider the
Intel E5-2620V4

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Significantly more l3 cache 20 MB vs 8 MB 2.5x more l3 cache; more data can be stored in the l3 cache for quick access later
Supports more RAM 1,572,864 MB vs 65,536 MB Supports 24x more RAM
More cores 8 vs 4 Twice as many cores; run more applications at once
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More threads 16 vs 8 Twice as many threads
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Newer Jan, 2016 vs Oct, 2015 Release date 3 months later

Features Key features of the Xeon E3-1240L v5  vs E5-2620V4 

clock speed

E5-2620V4
2.1 GHz

turbo clock speed

E5-2620V4
3 GHz

L3 cache

overclocked clock speed (air)

E5-2620V4
2.37 GHz

overclocked clock speed (water)

E5-2620V4
2.58 GHz

Specifications Full list of technical specs

summary

Xeon E3-1240L v5  vs
E5-2620V4 
Clock speed 2.1 GHz 2.1 GHz
Turbo clock speed 3.2 GHz 3 GHz
Cores Quad core Octa core

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 25W 85W
Annual home energy cost 6.02 $/year 20.48 $/year
Annual commercial energy cost 21.9 $/year 74.46 $/year
Typical power consumption 20.31W 69.06W

bus

Architecture FSB QPI
Number of links 1 2
Transfer rate 8,000 MT/s 8,000 MT/s

details

Xeon E3-1240L v5  vs
E5-2620V4 
Architecture x86-64 x86-64
Threads 8 16
L3 cache 8 MB 20 MB
L3 cache per core 2 MB/core 2.5 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 1 2

overclocking

Overclocked clock speed 3.1 GHz 2.37 GHz
Overclocked clock speed (Water) 3.1 GHz 2.58 GHz
Overclocked clock speed (Air) 3.1 GHz 2.37 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 Dual Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 65,536 MB 1,572,864 MB
Intel Xeon E3-1240L v5
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Intel E5-2620V4
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