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Differences What are the advantages of each

Front view of AMD Opteron 170

Reasons to consider the
AMD Opteron 170

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Significantly 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 more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Better overclocked clock speed (Air) 2.91 GHz vs 2.11 GHz Around 40% better overclocked clock speed (Air)
Front view of AMD Athlon II PCs M320

Reasons to consider the
AMD Athlon II PCs M320

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Much newer manufacturing process 45 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower typical power consumption 28.44W vs 89.38W 3.1x lower typical power consumption
Newer Sep, 2009 vs Aug, 2005 Release date over 4 years later
Much lower annual home energy cost 8.43 $/year vs 26.5 $/year 3.1x lower annual home energy cost
Much lower annual commercial energy cost 30.66 $/year vs 96.36 $/year 3.1x lower annual commercial energy cost
Better performance per watt 2.23 pt/W vs 0.52 pt/W More than 4.2x better performance per watt

Benchmarks Real world tests of Opteron 170 vs Athlon II PCs M320

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Opteron 170  vs
Athlon II PCs M320 
Clock speed 2 GHz 2.1 GHz
Cores Dual core Dual core
Socket type
939
S1

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!
Supports dynamic frequency scaling Yes Yes

details

Opteron 170  vs
Athlon II PCs M320 
Threads 2 2
L2 cache 2 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 90 nm 45 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.91 GHz 2.11 GHz
Overclocked clock speed (Water) 2 GHz 2.1 GHz
PassMark (Overclocked) 1,282.6 560.6
Overclocked clock speed (Air) 2.91 GHz 2.11 GHz

power consumption

TDP 110W 35W
Annual home energy cost 26.5 $/year 8.43 $/year
Annual commercial energy cost 96.36 $/year 30.66 $/year
Performance per watt 0.52 pt/W 2.23 pt/W
Typical power consumption 89.38W 28.44W
AMD Opteron 170
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AMD Athlon II PCs M320
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