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Differences What are the advantages of each

Front view of Intel Xeon E5-2620

Reasons to consider the
Intel Xeon E5-2620

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Much more l3 cache per core 2.5 MB/core vs 1.33 MB/core Around 90% more l3 cache per core
Front view of AMD Opteron 6230 HE

Reasons to consider the
AMD Opteron 6230 HE

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Much more l2 cache 12 MB vs 2 MB 6x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly higher clock speed 2.2 GHz vs 2 GHz More than 10% higher clock speed
Much more l2 cache per core 1 MB/core vs 0.33 MB/core More than 3x more l2 cache per core
More l3 cache 16 MB vs 15 MB More than 5% more l3 cache; more data can be stored in the l3 cache for quick access later
Supports more CPUs in SMP configuration 4 vs 2 Twice as many CPUs in SMP configuration
Lower typical power consumption 69.06W vs 77.19W More than 10% lower typical power consumption
Lower annual commercial energy cost 74.46 $/year vs 83.22 $/year More than 10% lower annual commercial energy cost
Lower annual home energy cost 20.48 $/year vs 22.89 $/year More than 10% lower annual home energy cost

Features Key features of the Xeon E5-2620  vs Opteron 6230 HE 

clock speed

turbo clock speed

Xeon E5-2620
2.5 GHz
Opteron 6230 HE
2.5 GHz

L2 cache

L3 cache

Specifications Full list of technical specs

summary

Xeon E5-2620  vs
Opteron 6230 HE 
Clock speed 2 GHz 2.2 GHz
Turbo clock speed 2.5 GHz 2.5 GHz
Cores Hexa core Duodeca core
Socket type
LGA 2011
G34

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

details

Xeon E5-2620  vs
Opteron 6230 HE 
Threads 12 12
L2 cache 2 MB 12 MB
L2 cache per core 0.33 MB/core 1 MB/core
L3 cache 15 MB 16 MB
L3 cache per core 2.5 MB/core 1.33 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 4
Clock multiplier 25 15

power consumption

TDP 95W 85W
Annual home energy cost 22.89 $/year 20.48 $/year
Annual commercial energy cost 83.22 $/year 74.46 $/year
Typical power consumption 77.19W 69.06W

bus

Architecture QPI HyperTransport 3.0
Transfer rate 7,200 MT/s 6,400 MT/s
Clock speed 3,600 MHz 3,200 MHz
Intel Xeon E5-2620
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AMD Opteron 6230 HE
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