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Differences What are the advantages of each

Front view of Intel Xeon E5-2450L

Reasons to consider the
Intel Xeon E5-2450L

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Much 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
More threads 16 vs 6 10 more threads
Much more l3 cache per core 2.5 MB/core vs 1.33 MB/core Around 90% more l3 cache per core
Lower typical power consumption 56.88W vs 77.19W More than 25% lower typical power consumption
Lower annual commercial energy cost 61.32 $/year vs 83.22 $/year More than 25% lower annual commercial energy cost
Lower annual home energy cost 16.86 $/year vs 22.89 $/year More than 25% lower annual home energy cost
Newer May, 2012 vs Nov, 2011 Release date 6 months later
Front view of AMD Opteron 4238

Reasons to consider the
AMD Opteron 4238

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Much higher clock speed 3.3 GHz vs 1.8 GHz Around 85% higher clock speed
Much more l2 cache 6 MB vs 2 MB 3x more l2 cache; more data can be stored in the l2 cache for quick access later
Much higher turbo clock speed 3.7 GHz vs 2.3 GHz More than 60% higher turbo clock speed
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core

Features Key features of the Xeon E5-2450L  vs Opteron 4238 

clock speed

Xeon E5-2450L
1.8 GHz
Opteron 4238
3.3 GHz

turbo clock speed

Xeon E5-2450L
2.3 GHz
Opteron 4238
3.7 GHz

L2 cache

L3 cache

Specifications Full list of technical specs

summary

Xeon E5-2450L  vs
Opteron 4238 
Clock speed 1.8 GHz 3.3 GHz
Turbo clock speed 2.3 GHz 3.7 GHz
Cores Octa core Hexa core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES

power consumption

TDP 70W 95W
Annual home energy cost 16.86 $/year 22.89 $/year
Annual commercial energy cost 61.32 $/year 83.22 $/year
Typical power consumption 56.88W 77.19W

details

Xeon E5-2450L  vs
Opteron 4238 
Threads 16 6
L2 cache 2 MB 6 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 20 MB 8 MB
L3 cache per core 2.5 MB/core 1.33 MB/core
Manufacture process 32 nm 32 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
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800

bus

Architecture QPI HyperTransport 3.0
Number of links 1 2
Transfer rate 8,000 MT/s 6,400 MT/s
Clock speed 4,000 MHz 3,200 MHz
Intel Xeon E5-2450L
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AMD Opteron 4238
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