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Differences What are the advantages of each

Front view of AMD Opteron 6276

Reasons to consider the
AMD Opteron 6276

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Much more l2 cache 16 MB vs 8 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better geekbench 3 Multi-Core score 22,325 vs 11,483 Around 95% better geekbench 3 Multi-Core score
Much lower typical power consumption 93.44W vs 159.66W More than 40% lower typical power consumption
Supports more CPUs in SMP configuration 4 vs 1 3 supports more CPUs in SMP configuration
More l3 cache 16 MB vs 8 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 16 vs 8 Twice as many cores; run more applications at once
More threads 16 vs 8 Twice as many threads
Much lower annual home energy cost 27.7 $/year vs 56.1 $/year 2x lower annual home energy cost
Much lower annual commercial energy cost 100.74 $/year vs 159.62 $/year More than 35% lower annual commercial energy cost
Front view of AMD FX 8350

Reasons to consider the
AMD FX 8350

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much higher clock speed 4 GHz vs 2.3 GHz Around 75% higher clock speed
Significantly higher turbo clock speed 4.2 GHz vs 3.2 GHz More than 30% higher turbo clock speed
Much better overclocked clock speed (Water) 8.79 GHz vs 2.6 GHz Around 3.5x better overclocked clock speed (Water)
Better PassMark (Single core) score 1,525 vs 1,031 Around 50% better PassMark (Single core) score
Significantly better overclocked clock speed (Air) 4.69 GHz vs 3.72 GHz More than 25% better overclocked clock speed (Air)
Higher Maximum operating temperature 61 °C vs 55 °C More than 10% higher Maximum operating temperature
Newer Oct, 2012 vs Nov, 2011 Release date 11 months later

Benchmarks Real world tests of Opteron 6276 vs FX 8350

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Opteron 6276
22,325
FX 8350
11,483

GeekBench 3 (Single core) Data courtesy Primate Labs

Opteron 6276
1,264
FX 8350
2,193

GeekBench 3 (AES single core) Data courtesy Primate Labs

Opteron 6276
1,320,000 MB/s
FX 8350
2,470,000 MB/s

PassMark Data courtesy Passmark

Opteron 6276
9,011
FX 8350
9,134

PassMark (Single Core)

Opteron 6276
1,031
FX 8350
1,525

Specifications Full list of technical specs

summary

Opteron 6276  vs
FX 8350 
Clock speed 2.3 GHz 4 GHz
Turbo clock speed 3.2 GHz 4.2 GHz
Cores 16 core Octa core
Socket type
G34
AM3+
Is unlocked No Yes

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 125W
Annual home energy cost 27.7 $/year 56.1 $/year
Annual commercial energy cost 100.74 $/year 159.62 $/year
Performance per watt 6.03 pt/W 5.72 pt/W
Typical power consumption 93.44W 159.66W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3

details

Opteron 6276  vs
FX 8350 
Threads 16 8
L2 cache 16 MB 8 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 16 MB 8 MB
L3 cache per core 1 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 4 1
Clock multiplier 16 21
Operating temperature Unknown - 55°C Unknown - 61°C

overclocking

Overclock popularity 1 709
Overclocked clock speed 3.72 GHz 4.69 GHz
Overclocked clock speed (Water) 2.6 GHz 8.79 GHz
Overclocked clock speed (Air) 3.72 GHz 4.69 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

Clock speed 3,200 MHz 2,600 MHz
AMD Opteron 6276
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AMD FX 8350
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