CPUBoss Review Our evaluation of 8140 vs 8100 among desktop CPUs (over 75W)

Performance

Benchmark performance using all cores

FX 8140
6.3
FX 8100
5.1
FX 6300
6.1
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

FX 8140
0.0
FX 8100
0.0
FX 6300
4.9
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

FX 8140
0.0
FX 8100
0.0
FX 6300
0.0
Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

FX 8140
0.0
FX 8100
0.0
FX 6300
0.0
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

FX 8140
4.0
FX 8100
3.8
FX 6300
5.0
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

FX 8140
n.d.
FX 8100
n.d.
FX 6300
5.8
Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

3.2

CPUBoss Score

Combination of all six facets

FX 8140
3.2
FX 8100
2.9
FX 6300
4.8

Winner
AMD FX 8140 

CPUBoss recommends the AMD FX 8140  based on its .

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Differences What are the advantages of each

Front view of AMD FX 8140

Reasons to consider the
AMD FX 8140

Report a correction

CPUBoss is not aware of any important advantages of the 8140 vs the 8100.

Front view of AMD FX 8100

Reasons to consider the
AMD FX 8100

Report a correction

CPUBoss is not aware of any important advantages of the 8100 vs the 8140.

Benchmarks Real world tests of FX 8140 vs 8100

Cinebench R11.5

FX 8140
5.52
FX 8100
4.7

Cinebench R11.5 (Single Core)

PassMark Data courtesy Passmark

FX 8140
5,854
FX 8100
6,080

PassMark (Single Core)

FX 8140
972
FX 8100
1,123

Specifications Full list of technical specs

summary

FX 8140  vs
8100 
Clock speed 3.2 GHz 2.8 GHz
Turbo clock speed 3.6 GHz 3.1 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
SSE2
F16C
MMX
XOP
AVX
SSE3
SSE
ABM
CLMUL
AMD64
SSE4.1
FMA4
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 95W
Annual home energy cost 22.89 $/year 22.89 $/year
Annual commercial energy cost 83.22 $/year 83.22 $/year
Performance per watt 1.83 pt/W 1.43 pt/W
Typical power consumption 77.19W 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 8140  vs
8100 
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 18
Voltage range 0.78 - 1.43V 0.78 - 1.43V

overclocking

Overclocked clock speed 3.2 GHz 2.8 GHz
Overclocked clock speed (Water) 3.2 GHz 2.8 GHz
Overclocked clock speed (Air) 3.2 GHz 2.8 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

bus

Architecture HyperTransport 3.1 HyperTransport 3.1
Clock speed 2,600 MHz 2,600 MHz
AMD FX 8140
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AMD FX 8100
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