CPUBoss Review Our evaluation of 4300 vs 6600K among desktop CPUs (over 75W)

Performance

Benchmark performance using all cores

FX 4300
3.4
A8 6600K
3.7
FX 6300
6.1
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

FX 4300
3.7
A8 6600K
5.7
FX 6300
4.9
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

FX 4300
0.0
A8 6600K
1.6
FX 6300
0.0
Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

FX 4300
0.0
A8 6600K
0.7
FX 6300
0.0
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

FX 4300
4.2
A8 6600K
5.1
FX 6300
5.0
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

FX 4300
5.3
A8 6600K
n.d.
FX 6300
5.8
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

4.6

CPUBoss Score

Combination of all six facets

FX 4300
3.9
A8 6600K
4.6
FX 6300
4.8

Winner
AMD FX 4300 

CPUBoss recommends the AMD FX 4300  based on its .

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Differences What are the advantages of each

Front view of AMD FX 4300

Reasons to consider the
AMD FX 4300

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CPUBoss is not aware of any important advantages of the FX 4300 vs the A8 6600K.

Front view of AMD A8 6600K

Reasons to consider the
AMD A8 6600K

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required

Benchmarks Real world tests of FX 4300 vs A8 6600K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

FX 4300
5,582
A8 6600K
6,071

GeekBench 3 (Single core) Data courtesy Primate Labs

FX 4300
1,981
A8 6600K
2,132

GeekBench 3 (AES single core) Data courtesy Primate Labs

FX 4300
2,210,000 MB/s
A8 6600K
2,330,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

FX 4300
5,404
A8 6600K
5,846

GeekBench

FX 4300
5,404
A8 6600K
6,813

3D Mark 11 (Physics)

FX 4300
6,610
A8 6600K
3,710

PassMark Data courtesy Passmark

FX 4300
4,651
A8 6600K
4,574

PassMark (Single Core)

FX 4300
1,406
A8 6600K
1,460

Specifications Full list of technical specs

summary

FX 4300  vs
A8 6600K 
Clock speed 3.8 GHz 3.9 GHz
Turbo clock speed 4 GHz 4.2 GHz
Cores Quad core Quad core
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
ABM
CVT16
AMD-V
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 100W
Annual home energy cost 22.89 $/year 24.09 $/year
Annual commercial energy cost 83.22 $/year 87.6 $/year
Performance per watt 9.24 pt/W 5.07 pt/W
Typical power consumption 77.19W 81.25W

details

FX 4300  vs
A8 6600K 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 4 MB 4 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 4 MB None
Manufacture process 32 nm 32 nm
Max CPUs 1 1
Operating temperature Unknown - 70.5°C Unknown - 74°C

overclocking

Overclocked clock speed 4.48 GHz 4.65 GHz
Overclocked clock speed (Water) 4.98 GHz 4.63 GHz
Overclocked clock speed (Air) 4.48 GHz 4.65 GHz

integrated graphics

GPU None GPU
Label N/A Radeon™ HD 8570D
Latest DirectX N/A 11.0
GPU clock speed N/A 844 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
AMD FX 4300
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AMD A8 6600K
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