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Differences What are the advantages of each

Front view of AMD Opteron 6378

Reasons to consider the
AMD Opteron 6378

Report a correction
Significantly better overclocked clock speed (Air) 3.6 GHz vs 3.3 GHz Around 10% better overclocked clock speed (Air)
Front view of AMD Opteron 6278

Reasons to consider the
AMD Opteron 6278

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Much better overclocked clock speed (Water) 3.3 GHz vs 2.4 GHz Around 40% better overclocked clock speed (Water)

Features Key features of the Opteron 6378  vs 6278 

clock speed

Opteron 6378
2.4 GHz
Opteron 6278
2.4 GHz

turbo clock speed

Opteron 6378
3.3 GHz
Opteron 6278
3.3 GHz

L2 cache

L3 cache

Opteron 6378
16 MB
Opteron 6278
15.63 MB

overclocked clock speed (air)

Opteron 6378
3.6 GHz
Opteron 6278
3.3 GHz

overclocked clock speed (water)

Opteron 6378
2.4 GHz
Opteron 6278
3.3 GHz

Specifications Full list of technical specs

summary

Opteron 6378  vs
6278 
Clock speed 2.4 GHz 2.4 GHz
Turbo clock speed 3.3 GHz 3.3 GHz
Cores 16 core 16 core
Socket type
G34
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
SSE
ABM
BMI1
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
TBM

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3

details

Opteron 6378  vs
6278 
Threads 16 16
L2 cache 16 MB 16 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 16 MB 15.63 MB
L3 cache per core 1 MB/core 0.98 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 4 4
Clock multiplier 16 12
Operating temperature Unknown - 69°C Unknown - 69°C

overclocking

Overclocked clock speed 3.6 GHz 3.3 GHz
Overclocked clock speed (Water) 2.4 GHz 3.3 GHz
Overclocked clock speed (Air) 3.6 GHz 3.3 GHz

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

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
AMD Opteron 6378
Report a correction
AMD Opteron 6278
Report a correction

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