CPUBoss Review Our evaluation of 955 vs 6300 among desktop CPUs (over 75W)

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

5.7

CPUBoss Score

Combination of all six facets

Winner
AMD FX 6300 

CPUBoss recommends the AMD FX 6300  based on its performance, single-core performance, power consumption and value.

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VS

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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CPUBoss is not aware of any important advantages of the Phenom II X4 955 vs the FX 6300.

Front view of AMD FX 6300

Reasons to consider the
AMD FX 6300

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Much more l2 cache 6 MB vs 2 MB 3x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better PassMark score 6,444 vs 3,975 More than 60% better PassMark score
Much lower typical power consumption 77.19W vs 101.56W Around 25% lower typical power consumption
More cores 6 vs 4 2 more cores; run more applications at once
Much better overclocked clock speed (Air) 4.76 GHz vs 3.99 GHz Around 20% better overclocked clock speed (Air)
Much better performance per watt 9.8 pt/W vs 1.3 pt/W More than 7.5x better performance per watt
Much better performance per dollar 11.94 pt/$ vs 2.03 pt/$ More than 5.8x better performance per dollar
Much better cinebench r10 32Bit score 16,213 vs 13,242 More than 20% better cinebench r10 32Bit score
Much better cinebench r10 32Bit 1-core score 4,101 vs 3,675 More than 10% better cinebench r10 32Bit 1-core score
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much better overclocked clock speed (Water) 4.82 GHz vs 4.14 GHz More than 15% better overclocked clock speed (Water)
Much lower annual home energy cost 22.89 $/year vs 30.11 $/year Around 25% lower annual home energy cost
Much lower annual commercial energy cost 83.22 $/year vs 109.5 $/year Around 25% lower annual commercial energy cost

Benchmarks Real world tests of Phenom II X4 955 vs FX 6300

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Phenom II X4 955
129,850 MB/s
FX 6300
2,290,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Reviews Word on the street

Phenom II X4 955  vs FX 6300 

8.0
8.0
In that context, the 955's overclocking prowess is more interesting.
Phenom II X4 955

Specifications Full list of technical specs

summary

Phenom II X4 955  vs
FX 6300 
Clock speed 3.2 GHz 3.5 GHz
Cores Quad core Hexa core
Socket type
AM3
AM3+
Is unlocked Yes Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
XOP
AVX
SSE3
SSE
ABM
BMI1
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
3DNow!
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

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

details

Phenom II X4 955  vs
FX 6300 
Architecture x86-64 x86-64
Threads 4 6
L2 cache 2 MB 6 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 6 MB 8 MB
L3 cache per core 1.5 MB/core 1.33 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 1 1
Voltage range 0.88 - 1.5V 0.8 - 1.43V
Operating temperature Unknown - 62°C Unknown - 62.5°C

overclocking

Overclock popularity 259 82
Overclock review score 4 0.8
Overclocked clock speed 3.99 GHz 4.76 GHz
Overclocked clock speed (Water) 4.14 GHz 4.82 GHz
PassMark (Overclocked) 3,674.7 7,541
Overclocked clock speed (Air) 3.99 GHz 4.76 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 1.3 pt/W 9.8 pt/W
Typical power consumption 101.56W 77.19W

bus

Clock speed 2,000 MHz 2,600 MHz
AMD Phenom II X4 955
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AMD FX 6300
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