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Differences What are the advantages of each

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 0.5 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Much newer manufacturing process 32 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better PassMark score 1,750 vs 626 More than 2.8x better PassMark score
Much better PassMark (Single core) score 1,008 vs 713 More than 40% better PassMark (Single core) score
Much better geekbench 2 (32-bit) score 2,690 vs 997 Around 2.8x better geekbench 2 (32-bit) score
Higher clock speed 3 GHz vs 2.7 GHz More than 10% higher clock speed
More cores 2 vs 1 Twice as many cores; run more applications at once
More threads 2 vs 1 Twice as many threads
Much better performance per watt 1.79 pt/W vs 0.93 pt/W Around 95% better performance per watt
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much higher Maximum operating temperature 74 °C vs 65 °C Around 15% higher Maximum operating temperature
Much better overclocked clock speed (Air) 3.72 GHz vs 3.24 GHz Around 15% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 4.04 GHz vs 3.79 GHz More than 5% better overclocked clock speed (Water)
Front view of AMD Athlon 64 LE-1640

Reasons to consider the
AMD Athlon 64 LE-1640

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Significantly lower typical power consumption 36.56W vs 52.81W More than 30% lower typical power consumption
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

Benchmarks Real world tests of Athlon II X2 250 vs 64 LE-1640

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

Athlon II X2 250
120,700 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Reviews Word on the street

Specifications Full list of technical specs

summary

Athlon II X2 250  vs
64 LE-1640 
Clock speed 3 GHz 2.7 GHz
Cores Dual core Single core
Socket type
AM3
AM2

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

details

Athlon II X2 250  vs
64 LE-1640 
Threads 2 1
L2 cache 2 MB 0.5 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 32 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 74°C Unknown - 65°C

overclocking

Overclock popularity 25 0
Overclocked clock speed 3.72 GHz 3.24 GHz
Overclocked clock speed (Water) 4.04 GHz 3.79 GHz
PassMark (Overclocked) 2,374.3 1,121.9
Overclocked clock speed (Air) 3.72 GHz 3.24 GHz

power consumption

TDP 65W 45W
Annual home energy cost 15.66 $/year 10.84 $/year
Annual commercial energy cost 56.94 $/year 39.42 $/year
Performance per watt 1.79 pt/W 0.93 pt/W
Typical power consumption 52.81W 36.56W
AMD Athlon II X2 250
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AMD Athlon 64 LE-1640
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