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Differences What are the advantages of each

Front view of Intel Xeon E5-2438L v3

Reasons to consider the
Intel Xeon E5-2438L v3

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More threads 20 vs 4 16 more threads
Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
More cores 10 vs 4 6 more cores; run more applications at once
Lower typical power consumption 56.88W vs 65W Around 15% lower typical power consumption
Newer Jan, 2015 vs Jan, 2014 Release date a year later
Lower annual commercial energy cost 61.32 $/year vs 70.08 $/year More than 10% lower annual commercial energy cost
Lower annual home energy cost 16.86 $/year vs 19.27 $/year More than 10% lower annual home energy cost
Front view of Intel Xeon E5-2403 v2

Reasons to consider the
Intel Xeon E5-2403 v2

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CPUBoss is not aware of any important advantages of the E5-2403 v2 vs the E5-2438L v3.

Features Key features of the Xeon E5-2438L v3  vs E5-2403 v2 

clock speed

Specifications Full list of technical specs

summary

Xeon E5-2438L v3  vs
E5-2403 v2 
Clock speed 1.8 GHz 1.8 GHz
Cores Deca core Quad core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
F16C
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes No

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Triple Channel Triple Channel
Supports ECC Yes Yes
Maximum bandwidth 38,400 MB/s 19,200 MB/s
Maximum memory size 393,216 MB 393,216 MB

details

Xeon E5-2438L v3  vs
E5-2403 v2 
Architecture x86-64 x86-64
Threads 20 4
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

power consumption

TDP 70W 80W
Annual home energy cost 16.86 $/year 19.27 $/year
Annual commercial energy cost 61.32 $/year 70.08 $/year
Typical power consumption 56.88W 65W

bus

Architecture QPI QPI
Number of links 1 1
Data rate 32,000 MB/s 25,600 MB/s
Transfer rate 8,000 MT/s 5,000 MT/s
Clock speed 4,000 MHz 3,200 MHz
Intel Xeon E5-2438L v3
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Intel Xeon E5-2403 v2
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