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Differences What are the advantages of each

Front view of AMD Sempron 2650

Reasons to consider the
AMD Sempron 2650

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much higher Maximum operating temperature 95 °C vs 74 °C Around 30% higher Maximum operating temperature
Much lower typical power consumption 20.31W vs 52.81W 2.6x lower typical power consumption
Newer manufacturing process 28 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower annual home energy cost 6.02 $/year vs 15.66 $/year 2.6x lower annual home energy cost
Much lower annual commercial energy cost 21.9 $/year vs 56.94 $/year 2.6x lower annual commercial energy cost
Newer Dec, 2013 vs Jun, 2009 Release date over 4 years later
Front view of AMD Athlon II X2 250

Reasons to consider the
AMD Athlon II X2 250

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Much higher clock speed 3 GHz vs 1.4 GHz Around 2.2x higher clock speed
Much more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better PassMark score 1,750 vs 915 More than 90% better PassMark score
Much better PassMark (Single core) score 1,008 vs 534 Around 90% better PassMark (Single core) score
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core

Benchmarks Real world tests of Sempron 2650 vs Athlon II X2 250

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Sempron 2650
732,100 MB/s
Athlon II X2 250
120,700 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Sempron 2650  vs
Athlon II X2 250 
Clock speed 1.4 GHz 3 GHz
Turbo clock speed None 3.6 GHz
Cores Dual core Dual core
Socket type
FS1b
AM3
Is unlocked No 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 25W 65W
Annual home energy cost 6.02 $/year 15.66 $/year
Annual commercial energy cost 21.9 $/year 56.94 $/year
Performance per watt 9.03 pt/W 1.79 pt/W
Typical power consumption 20.31W 52.81W

details

Sempron 2650  vs
Athlon II X2 250 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 28 nm 32 nm
Max CPUs 1 1
Voltage range 0.5 - 1.4V 0.85 - 1.43V
Operating temperature Unknown - 95°C Unknown - 74°C

overclocking

Overclock popularity 0 25

integrated graphics

GPU GPU None
Label Radeon HD 8240 N/A
Latest DirectX 11.0 N/A
GPU clock speed 128 MHz N/A
Turbo clock speed 400 MHz N/A
AMD Sempron 2650
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AMD Athlon II X2 250
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