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Differences What are the advantages of each

Front view of AMD Phenom II X6 1055T

Reasons to consider the
AMD Phenom II X6 1055T

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CPUBoss is not aware of any important advantages of the Phenom II X6 1055T vs the FX 8140.

Front view of AMD FX 8140

Reasons to consider the
AMD FX 8140

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking

Benchmarks Real world tests of Phenom II X6 1055T vs FX 8140

Cinebench R11.5

Cinebench R11.5 (Single Core)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom II X6 1055T  vs
FX 8140 
Clock speed 2.8 GHz 3.2 GHz
Turbo clock speed 3.3 GHz 3.6 GHz
Cores Hexa core Octa core
Socket type
AM3
AM3+
Is unlocked No 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
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 125W 95W
Annual home energy cost 54.4 $/year 22.89 $/year
Annual commercial energy cost 165.56 $/year 83.22 $/year
Performance per watt 0.94 pt/W 1.83 pt/W
Typical power consumption N/A 77.19W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3
DDR2
Channels Dual Channel Dual Channel
Maximum bandwidth 12,800 MB/s 29,866.66 MB/s

details

Phenom II X6 1055T  vs
FX 8140 
Architecture x86-64 x86-64
Threads 6 8
L2 cache 3 MB 8 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 6 MB 8 MB
L3 cache per core 1 MB/core 1 MB/core
Manufacture process 45 nm 32 nm
Transistor count 904,000,000 1,200,000,000
Max CPUs 1 1
Clock multiplier 14 20
Voltage range 1.13 - 1.4V 0.78 - 1.43V

overclocking

Overclocked clock speed 3.95 GHz 3.2 GHz
Overclocked clock speed (Water) 4.02 GHz 3.2 GHz
Overclocked clock speed (Air) 3.95 GHz 3.2 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 3.0 HyperTransport 3.1
Clock speed 2,000 MHz 2,600 MHz
AMD Phenom II X6 1055T
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AMD FX 8140
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