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Differences What are the advantages of each

Front view of AMD Opteron 3250 HE

Reasons to consider the
AMD Opteron 3250 HE

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Much lower typical power consumption 36.56W vs 77.19W 2.1x lower typical power consumption
Much lower annual home energy cost 10.84 $/year vs 22.89 $/year 2.1x lower annual home energy cost
Much lower annual commercial energy cost 39.42 $/year vs 83.22 $/year 2.1x lower annual commercial energy cost
Front view of AMD FX 4300

Reasons to consider the
AMD FX 4300

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much higher clock speed 3.8 GHz vs 2.5 GHz More than 50% higher clock speed
Higher turbo clock speed 4 GHz vs 3.5 GHz Around 15% higher turbo clock speed
Much better overclocked clock speed (Air) 4.48 GHz vs 2.5 GHz Around 80% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.98 GHz vs 2.5 GHz Around 2x better overclocked clock speed (Water)
Newer Oct, 2012 vs Mar, 2012 Release date 7 months later

Features Key features of the Opteron 3250 HE  vs FX 4300 

clock speed

Opteron 3250 HE
2.5 GHz
FX 4300
3.8 GHz

turbo clock speed

Opteron 3250 HE
3.5 GHz
FX 4300
4 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Opteron 3250 HE
2.5 GHz
FX 4300
4.48 GHz

overclocked clock speed (water)

Opteron 3250 HE
2.5 GHz
FX 4300
4.98 GHz

Specifications Full list of technical specs

summary

Opteron 3250 HE  vs
FX 4300 
Clock speed 2.5 GHz 3.8 GHz
Turbo clock speed 3.5 GHz 4 GHz
Cores Quad core Quad core
Socket type
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 45W 95W
Annual home energy cost 10.84 $/year 22.89 $/year
Annual commercial energy cost 39.42 $/year 83.22 $/year
Typical power consumption 36.56W 77.19W

details

Opteron 3250 HE  vs
FX 4300 
Threads 4 4
L2 cache 4 MB 4 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 4 MB 4 MB
L3 cache per core 1 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1
Clock multiplier 12 20

overclocking

Overclocked clock speed 2.5 GHz 4.48 GHz
Overclocked clock speed (Water) 2.5 GHz 4.98 GHz
Overclocked clock speed (Air) 2.5 GHz 4.48 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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3
AMD Opteron 3250 HE
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AMD FX 4300
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