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Differences What are the advantages of each

Front view of AMD Sempron X2 190

Reasons to consider the
AMD Sempron X2 190

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Significantly lower typical power consumption 36.56W vs 52.81W More than 30% lower typical power consumption
Significantly better overclocked clock speed (Air) 3.94 GHz vs 3.72 GHz More than 5% better overclocked clock speed (Air)
Significantly lower annual home energy cost 10.84 $/year vs 15.66 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 39.42 $/year vs 56.94 $/year More than 30% lower annual commercial energy cost
Newer Aug, 2011 vs Jun, 2009 Release date over 2 years later
Front view of AMD Athlon II X2 250

Reasons to consider the
AMD Athlon II X2 250

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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
Significantly higher clock speed 3 GHz vs 2.5 GHz 20% higher clock speed
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much better overclocked clock speed (Water) 4.04 GHz vs 2.5 GHz More than 60% better overclocked clock speed (Water)

Benchmarks Real world tests of Sempron X2 190 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 X2 190
95.4 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 X2 190  vs
Athlon II X2 250 
Clock speed 2.5 GHz 3 GHz
Cores Dual core Dual core

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
3DNow!
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

bus

Clock speed 2,000 MHz 2,000 MHz

details

Sempron X2 190  vs
Athlon II X2 250 
Threads 2 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.94 GHz 3.72 GHz
Overclocked clock speed (Water) 2.5 GHz 4.04 GHz
PassMark (Overclocked) 2,355.3 2,374.3
Overclocked clock speed (Air) 3.94 GHz 3.72 GHz

power consumption

TDP 45W 65W
Annual home energy cost 10.84 $/year 15.66 $/year
Annual commercial energy cost 39.42 $/year 56.94 $/year
Performance per watt 1.4 pt/W 1.79 pt/W
Typical power consumption 36.56W 52.81W
AMD Sempron X2 190
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AMD Athlon II X2 250
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