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Differences What are the advantages of each

Front view of AMD Opteron 6275

Reasons to consider the
AMD Opteron 6275

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Significantly higher clock speed 2.3 GHz vs 2.1 GHz Around 10% higher clock speed
Front view of AMD Opteron 6272

Reasons to consider the
AMD Opteron 6272

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Much better overclocked clock speed (Air) 2.9 GHz vs 2.3 GHz More than 25% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 2.4 GHz vs 2.3 GHz Around 5% better overclocked clock speed (Water)

Features Key features of the Opteron 6275  vs 6272 

clock speed

Opteron 6275
2.3 GHz
Opteron 6272
2.1 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Opteron 6275
2.3 GHz
Opteron 6272
2.9 GHz

overclocked clock speed (water)

Opteron 6275
2.3 GHz
Opteron 6272
2.4 GHz

TDP

Specifications Full list of technical specs

summary

Opteron 6275  vs
6272 
Clock speed 2.3 GHz 2.1 GHz
Cores 16 core 16 core
Socket type
G34

features

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

bus

Architecture HyperTransport 3.0 HyperTransport 3.0
Transfer rate 6,400 MT/s 6,400 MT/s
Clock speed 3,200 MHz 3,200 MHz

details

Opteron 6275  vs
6272 
Threads 16 16
L2 cache 16 MB 16 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 16 MB 16 MB
L3 cache per core 1 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 4 4

overclocking

Overclocked clock speed 2.3 GHz 2.9 GHz
Overclocked clock speed (Water) 2.3 GHz 2.4 GHz
Overclocked clock speed (Air) 2.3 GHz 2.9 GHz

power consumption

TDP 115W 115W
Annual home energy cost 27.7 $/year 27.7 $/year
Annual commercial energy cost 100.74 $/year 100.74 $/year
Typical power consumption 93.44W 93.44W
AMD Opteron 6275
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AMD Opteron 6272
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