	Is unlocked Yes		Higher clock speed 3.9 GHz
	Much better overclocked clock speed (Air) 4.76 GHz		Much better overclocked clock speed (Water) 5.16 GHz

summary	A6 6400K	A4 6300
Clock speed	3.9 GHz	3.7 GHz
Turbo clock speed	4.1 GHz	3.9 GHz
Cores	Dual core	Dual core
Is unlocked	Yes	No
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
BMI1
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
ABM
CVT16
AMD-V
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling	Yes	Yes
power consumption
TDP	65W	65W
Annual home energy cost	15.66 $/year	15.66 $/year
Annual commercial energy cost	56.94 $/year	56.94 $/year
Performance per watt	7.25 pt/W	6.46 pt/W
Typical power consumption	52.81W	52.81W

details	A6 6400K	A4 6300
Architecture	x86-64	x86-64
Threads	2	2
L2 cache	1 MB	1 MB
L2 cache per core	0.5 MB/core	0.5 MB/core
L3 cache	None	None
Manufacture process	32 nm	32 nm
Max CPUs	1	1
Operating temperature	Unknown - 70°C	Unknown - 70°C
overclocking
Overclocked clock speed	4.76 GHz	4.43 GHz
Overclocked clock speed (Water)	5.16 GHz	3.7 GHz
Overclocked clock speed (Air)	4.76 GHz	4.43 GHz
integrated graphics
GPU	GPU	GPU
Label	Radeon™ HD 8470D	Radeon™ HD 8370D
Latest DirectX	11.0	11.0
GPU clock speed	800 MHz	760 MHz
memory controller
Memory controller	Built-in	Built-in
Memory type
DDR3-1866
DDR3-1600

AMD A6 6400K vs A4 6300

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