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Differences What are the advantages of each

Front view of AMD Opteron 6308

Reasons to consider the
AMD Opteron 6308

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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
Much more l3 cache per core 4 MB/core vs 1.33 MB/core More than 3x more l3 cache per core
Higher Maximum operating temperature 74.4 °C vs 62.5 °C Around 20% higher Maximum operating temperature
Front view of AMD FX 6300

Reasons to consider the
AMD FX 6300

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Much higher turbo clock speed 4.1 GHz vs 0 GHz Compared to all cpus, 4.1 GHz turbo clock speed is just OK
Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much more l2 cache 6 MB vs 4 MB 50% more l2 cache; more data can be stored in the l2 cache for quick access later
Lower typical power consumption 77.19W vs 93.44W More than 15% lower typical power consumption
Significantly better overclocked clock speed (Air) 4.75 GHz vs 3.5 GHz More than 35% better overclocked clock speed (Air)
More cores 6 vs 4 2 more cores; run more applications at once
More threads 6 vs 4 2 more threads
Significantly better overclocked clock speed (Water) 4.82 GHz vs 3.5 GHz Around 40% better overclocked clock speed (Water)
Lower annual home energy cost 22.89 $/year vs 27.7 $/year More than 15% lower annual home energy cost
Lower annual commercial energy cost 83.22 $/year vs 100.74 $/year More than 15% lower annual commercial energy cost

Features Key features of the Opteron 6308  vs FX 6300 

clock speed

Opteron 6308
3.5 GHz
FX 6300
3.5 GHz

turbo clock speed

Opteron 6308
0 GHz
FX 6300
4.1 GHz

L2 cache

FX 6300
6 MB

L3 cache

Opteron 6308
16 MB
FX 6300
8 MB

overclocked clock speed (air)

Opteron 6308
3.5 GHz
FX 6300
4.75 GHz

overclocked clock speed (water)

Opteron 6308
3.5 GHz
FX 6300
4.82 GHz

Specifications Full list of technical specs

summary

Opteron 6308  vs
FX 6300 
Clock speed 3.5 GHz 3.5 GHz
Turbo clock speed 0 GHz 4.1 GHz
Cores Quad core Hexa core
Is unlocked No Yes

features

Has virtualization support Yes Yes

power consumption

TDP 115W 95W
Annual home energy cost 27.7 $/year 22.89 $/year
Annual commercial energy cost 100.74 $/year 83.22 $/year
Typical power consumption 93.44W 77.19W

details

Opteron 6308  vs
FX 6300 
Threads 4 6
L2 cache 4 MB 6 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 16 MB 8 MB
L3 cache per core 4 MB/core 1.33 MB/core
Manufacture process 32 nm 32 nm
Operating temperature Unknown - 74.4°C Unknown - 62.5°C

overclocking

Overclocked clock speed 3.5 GHz 4.75 GHz
Overclocked clock speed (Water) 3.5 GHz 4.82 GHz
Overclocked clock speed (Air) 3.5 GHz 4.75 GHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3
AMD Opteron 6308
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AMD FX 6300
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