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Front view of AMD Athlon X2 3800+

AMD Athlon X2 3800+

CPUBoss Winner

Differences What are the advantages of each

Front view of AMD Opteron 148

Reasons to consider the
AMD Opteron 148

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Higher clock speed 2.2 GHz vs 2 GHz More than 10% higher clock speed
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Significantly higher Maximum operating temperature 71 °C vs 55 °C Around 30% higher Maximum operating temperature
Front view of AMD Athlon X2 3800+

Reasons to consider the
AMD Athlon X2 3800+

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Much newer manufacturing process 90 nm vs 130 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Lower typical power consumption 52.81W vs 69.31W Around 25% lower typical power consumption
More cores 2 vs 1 Twice as many cores; run more applications at once
Newer May, 2006 vs May, 2004 Release date over 2 years later
Lower annual home energy cost 15.66 $/year vs 20.55 $/year Around 25% lower annual home energy cost
Lower annual commercial energy cost 56.94 $/year vs 74.72 $/year Around 25% lower annual commercial energy cost
Better overclocked clock speed (Water) 2.75 GHz vs 2.2 GHz Around 25% better overclocked clock speed (Water)

Benchmarks Real world tests of Opteron 148 vs Athlon X2 3800+

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Opteron 148  vs
Athlon X2 3800+ 
Clock speed 2.2 GHz 2 GHz
Cores Single core Dual core
Socket type
939
940
AM2

features

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

details

Opteron 148  vs
Athlon X2 3800+ 
Threads 1 2
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 130 nm 90 nm
Max CPUs 1 1
Voltage range 1.3 - UnknownV 1.2 - 1.25V
Operating temperature 0 - 71°C Unknown - 55°C

overclocking

Overclocked clock speed 2.8 GHz 2.7 GHz
Overclocked clock speed (Water) 2.2 GHz 2.75 GHz
Overclocked clock speed (Air) 2.8 GHz 2.7 GHz

power consumption

TDP 85.3W 65W
Annual home energy cost 20.55 $/year 15.66 $/year
Annual commercial energy cost 74.72 $/year 56.94 $/year
Performance per watt 0.59 pt/W 0.66 pt/W
Typical power consumption 69.31W 52.81W
AMD Opteron 148
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AMD Athlon X2 3800+
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