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Differences What are the advantages of each

Front view of Intel Xeon E7-2870

Reasons to consider the
Intel Xeon E7-2870

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Much more l3 cache 30 MB vs 25 MB 20% more l3 cache; more data can be stored in the l3 cache for quick access later
More l2 cache 3 MB vs 2.5 MB 20% more l2 cache; more data can be stored in the l2 cache for quick access later
More l3 cache per core 3 MB/core vs 2.5 MB/core 20% more l3 cache per core
More l2 cache per core 0.3 MB/core vs 0.25 MB/core Around 20% more l2 cache per core
Front view of Intel Xeon E5 2658L v2

Reasons to consider the
Intel Xeon E5 2658L v2

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Significantly lower typical power consumption 77.19W vs 105.63W More than 25% lower typical power consumption
Newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly lower annual commercial energy cost 83.22 $/year vs 113.88 $/year More than 25% lower annual commercial energy cost
Significantly lower annual home energy cost 22.89 $/year vs 31.32 $/year More than 25% lower annual home energy cost

Features Key features of the Xeon E7-2870  vs E5 2658L v2 

clock speed

Xeon E7-2870
2.4 GHz

L2 cache

L3 cache

Specifications Full list of technical specs

summary

Xeon E7-2870  vs
E5 2658L v2 
Clock speed 2.4 GHz 2.4 GHz
Cores Deca core Deca core
Socket type
LGA 1567
LGA 2011

features

Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES

power consumption

TDP 130W 95W
Annual home energy cost 31.32 $/year 22.89 $/year
Annual commercial energy cost 113.88 $/year 83.22 $/year
Typical power consumption 105.63W 77.19W

bus

Architecture QPI QPI
Data rate 25,600 MB/s 32,000 MB/s
Transfer rate 6,400 MT/s 8,000 MT/s
Clock speed 3,200 MHz 4,000 MHz

details

Xeon E7-2870  vs
E5 2658L v2 
Architecture x86-64 x86-64
Threads 20 20
L2 cache 3 MB 2.5 MB
L2 cache per core 0.3 MB/core 0.25 MB/core
L3 cache 30 MB 25 MB
L3 cache per core 3 MB/core 2.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 2 2
Clock multiplier 18 24

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
DDR
Channels Quad Channel Quad Channel
Supports ECC Yes No
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Intel Xeon E7-2870
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Intel Xeon E5 2658L v2
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