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Differences What are the advantages of each

Front view of Intel Xeon E5-2699 v3

Reasons to consider the
Intel Xeon E5-2699 v3

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Much more l3 cache 45 MB vs 25 MB 80% more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 36 vs 20 16 more threads
Front view of Intel Xeon E5 2658L v2

Reasons to consider the
Intel Xeon E5 2658L v2

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Higher clock speed 2.4 GHz vs 2.3 GHz Around 5% higher clock speed
Much lower typical power consumption 77.19W vs 117.81W Around 35% lower typical power consumption
Much lower annual commercial energy cost 83.22 $/year vs 127.02 $/year Around 35% lower annual commercial energy cost
Much lower annual home energy cost 22.89 $/year vs 34.93 $/year Around 35% lower annual home energy cost

Features Key features of the Xeon E5-2699 v3  vs E5 2658L v2 

clock speed

L3 cache

Specifications Full list of technical specs

summary

Xeon E5-2699 v3  vs
E5 2658L v2 
Clock speed 2.3 GHz 2.4 GHz
Cores Processing Cores Deca core

features

Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0

power consumption

TDP 145W 95W
Annual home energy cost 34.93 $/year 22.89 $/year
Annual commercial energy cost 127.02 $/year 83.22 $/year
Typical power consumption 117.81W 77.19W

bus

Architecture QPI QPI
Data rate 76,800 MB/s 32,000 MB/s
Transfer rate 9,600 MT/s 8,000 MT/s
Clock speed 4,800 MHz 4,000 MHz

details

Xeon E5-2699 v3  vs
E5 2658L v2 
Architecture x86-64 x86-64
Threads 36 20
L3 cache 45 MB 25 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 2 2

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 6,400 MB/s 25,600 MB/s
Intel Xeon E5-2699 v3
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Intel Xeon E5 2658L v2
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