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Differences What are the advantages of each

Front view of AMD Athlon II 170u

Reasons to consider the
AMD Athlon II 170u

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Much lower typical power consumption 16.25W vs 36.56W 2.2x lower typical power consumption
Much higher Maximum operating temperature 80 °C vs 65 °C Around 25% higher Maximum operating temperature
Much lower annual home energy cost 4.82 $/year vs 10.84 $/year 2.2x lower annual home energy cost
Much lower annual commercial energy cost 17.52 $/year vs 39.42 $/year 2.2x lower annual commercial energy cost
Front view of AMD Athlon 64 LE-1640

Reasons to consider the
AMD Athlon 64 LE-1640

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Much better overclocked clock speed (Water) 3.79 GHz vs 2 GHz Around 90% better overclocked clock speed (Water)

Benchmarks Real world tests of Athlon II 170u 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 170u
78,400 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Athlon II 170u  vs
64 LE-1640 
Clock speed 2 GHz 2.7 GHz
Cores Single core Single core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
3DNow!

details

Athlon II 170u  vs
64 LE-1640 
Threads 1 1
L2 cache 1 MB 0.5 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 45 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 80°C Unknown - 65°C

overclocking

Overclocked clock speed 3.11 GHz 3.24 GHz
Overclocked clock speed (Water) 2 GHz 3.79 GHz
PassMark (Overclocked) 1,383.9 1,121.9
Overclocked clock speed (Air) 3.11 GHz 3.24 GHz

power consumption

TDP 20W 45W
Annual home energy cost 4.82 $/year 10.84 $/year
Annual commercial energy cost 17.52 $/year 39.42 $/year
Performance per watt 3.3 pt/W 0.93 pt/W
Typical power consumption 16.25W 36.56W
AMD Athlon II 170u
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AMD Athlon 64 LE-1640
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