CPUBoss Review Our evaluation of 955 vs 4300

Performance

Benchmark performance using all cores

Cinebench R11.5, Cinebench R10 32-bit, Passmark and GeekBench (32-bit)

Single-core Performance

Individual core benchmark performance

Cinebench R11.5 (1-core), Cinebench R10 32-bit (1-core) and 1 more

Overclocking

How much speed can you get out of the processor?

Unlocked, Maximum Overclocked Clock Speed (Air) and 2 more

Value

Are you paying a premium for performance?

Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Winner
AMD FX 4300 

CPUBoss recommends the AMD FX 4300  based on its .

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Front view of AMD FX 4300

AMD FX 4300

CPUBoss Winner

Differences What are the advantages of each

Front view of AMD Phenom II X4 955

Reasons to consider the
AMD Phenom II X4 955

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More l3 cache 6 MB vs 4 MB 50% more l3 cache; more data can be stored in the l3 cache for quick access later
More l3 cache per core 1.5 MB/core vs 1 MB/core 50% more l3 cache per core
Front view of AMD FX 4300

Reasons to consider the
AMD FX 4300

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Newer manufacturing process 32 nms vs 45 nms A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly more l2 cache 4 MB vs 2 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Higher clock speed 3.8 GHz vs 3.2 GHz Around 20% higher clock speed
Much better performance per dollar 6.97 pt/$ vs 1.56 pt/$ Around 4.5x better performance per dollar
Significantly more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Lower typical power consumption 77.19W vs 101.56W Around 25% lower typical power consumption
Better 3DMark11 physics score 6,610 vs 3,900 Around 70% better 3DMark11 physics score
Better PassMark (Single core) score 1,420 vs 1,124 More than 25% better PassMark (Single core) score
Marginally newer Oct, 2012 vs Nov, 2009 Release date over 3 years later
Better overclocked clock speed (Air) 4.68 GHz vs 3.99 GHz More than 15% better overclocked clock speed (Air)
Better performance per watt 6.6 pt/W vs 4.31 pt/W Around 55% better performance per watt
Better overclocked clock speed (Water) 5 GHz vs 4.17 GHz Around 20% better overclocked clock speed (Water)
Lower annual commercial energy cost 83.22 $/year vs 109.5 $/year Around 25% lower annual commercial energy cost
Lower annual home energy cost 22.89 $/year vs 30.11 $/year Around 25% lower annual home energy cost

Benchmarks Real world tests of Phenom II X4 955 vs FX 4300

GeekBench (32-bit)

3D Mark 11 (Physics)

Phenom II X4 955 FX 4300 @ community.futuremark.com
Benchmark Results: The 3DMark 2006 CPU test showed that the Phenom II X4 955 Black Edition was faster than the Intel Q9550 once again!
Phenom II X4 955 | by Legit Reviews (May, 2009)

Cinebench R11.5

Cinebench R11.5 (Single Core)

Passmark (Single Core)

Specifications Full list of technical specs

summary

Phenom II X4 955  vs
FX 4300 
Clock speed 3.2 GHz 3.8 GHz
Cores Quad core Quad core
Socket type
AM3
AM3+
Is unlocked Yes Yes
Is hyperthreaded No No

features

Has a NX bit Yes Yes
Has vitualization support Yes Yes
Instruction-set-extensions
MMX
SSE
SSE4.2
SSE3
SSE2
Supplemental SSE3
SSE4.1
SSE4
SSE4a
AES
3DNow!
Supports dynamic frequency scaling Yes Yes

gpu

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

details

Phenom II X4 955  vs
FX 4300 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 2 MB 4 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 6 MB 4 MB
L3 cache per core 1.5 MB/core 1 MB/core
Manufacture process 45 nms 32 nms
Max CPUs 1 1

overclocking

Overclock popularity 259 7
Overclocked clock speed 3.99 GHz 4.68 GHz
Overclocked clock speed (Water) 4.17 GHz 5 GHz
Overclocked clock speed (Air) 3.99 GHz 4.68 GHz

power consumption

TDP 125W 95W
Annual home energy cost 30.11 $/year 22.89 $/year
Annual commercial energy cost 109.5 $/year 83.22 $/year
Performance per watt 4.31 pt/W 6.6 pt/W
Typical power consumption 101.56W 77.19W
AMD Phenom II X4 955
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AMD FX 4300
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