CPUBoss Review Our evaluation of 8320 vs 8300

Performance

Benchmark performance using all cores

FX 8320
7.7
FX 8300
7.6
Cinebench R11.5, PassMark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

FX 8320
8.8
FX 8300
8.7
Cinebench R11.5 (1-core) and PassMark (Single Core)

Overclocking

How much speed can you get out of the processor?

FX 8320
9.8
FX 8300
9.9
Unlocked, Maximum Overclocked Clock Speed (Air) and 1 more

Value

Are you paying a premium for performance?

FX 8320
N/A
FX 8300
N/A
Performance Per Dollar

No winner declared

Too close to call

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Differences What are the advantages of each

Front view of AMD FX 8320

Reasons to consider the
AMD FX 8320

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Higher turbo clock speed 4 GHz vs 3.6 GHz More than 10% higher turbo clock speed
Higher clock speed 3.5 GHz vs 3.3 GHz More than 5% higher clock speed
Better cinebench r11.5 (1-core) score 1.05 vs 1.02 Around 5% better cinebench r11.5 (1-core) score
Front view of AMD FX 8300

Reasons to consider the
AMD FX 8300

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Lower typical power consumption 77.19W vs 101.56W Around 25% lower typical power consumption
Better overclocked clock speed (Air) 4.92 GHz vs 4.66 GHz More than 5% better overclocked clock speed (Air)
Slightly better performance per watt 8.26 pt/W vs 6.39 pt/W Around 30% better performance per watt
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
Better overclocked clock speed (Water) 5.13 GHz vs 4.82 GHz More than 5% better overclocked clock speed (Water)
Newer Dec, 2012 vs Oct, 2012 Release date 2 months later

Benchmarks Real world tests of FX 8320 vs 8300

GeekBench (32-bit) Data courtesy Primate Labs

FX 8320
9,798
FX 8300
9,123

3D Mark 11 (Physics)

FX 8320
6,200
FX 8300
5,940

Cinebench R11.5

FX 8320
6.28
FX 8300
5.9

Cinebench R11.5 (Single Core)

FX 8320
1.05
FX 8300
1.02

PassMark Data courtesy PassMark

FX 8320
8,183
FX 8300
7,651

PassMark (Single Core) Data courtesy PassMark

FX 8320
1,402
FX 8300
1,350

Specifications Full list of technical specs

summary

FX 8320  vs
8300 
Clock speed 3.5 GHz 3.3 GHz
Turbo clock speed 4 GHz 3.6 GHz
Cores Octa core Octa core
Socket type
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
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

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 6.39 pt/W 8.26 pt/W
Typical power consumption 101.56W 77.19W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 29,866.66 MB/s 29,866.66 MB/s

details

FX 8320  vs
8300 
Architecture x86-64 x86-64
Threads 8 8
L2 cache 8 MB 8 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 8 MB 8 MB
L3 cache per core 1 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Transistor count 1,200,000,000 1,200,000,000
Max CPUs 1 1
Die size 319 mm² 319 mm²
Clock multiplier 20 21
Voltage range 0.8 - 1.43V 0.83 - 1.43V

overclocking

Overclocked clock speed 4.66 GHz 4.92 GHz
Overclocked clock speed (Water) 4.82 GHz 5.13 GHz
Overclocked clock speed (Air) 4.66 GHz 4.92 GHz

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
AMD FX 8320
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AMD FX 8300
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