summary	Phenom II X4 955	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

details	Phenom II X4 955	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	4.75 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	4.75 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	1.28 pt/W	9.84 pt/W
Typical power consumption	101.56W	77.19W
bus
Clock speed	2,000 MHz	2,600 MHz

AMD Phenom II X4 955 vs FX 6300

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