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Front view of AMD Athlon 64 FX 62

AMD Athlon 64 FX 62

CPUBoss Winner

Differences What are the advantages of each

Front view of AMD Sempron 3800+

Reasons to consider the
AMD Sempron 3800+

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Much lower typical power consumption 50.38W vs 101.56W 2x lower typical power consumption
Much lower annual home energy cost 14.94 $/year vs 30.11 $/year 2x lower annual home energy cost
Much lower annual commercial energy cost 54.31 $/year vs 109.5 $/year 2x lower annual commercial energy cost
Front view of AMD Athlon 64 FX 62

Reasons to consider the
AMD Athlon 64 FX 62

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Much more l2 cache 2 MB vs 0 MB Compared to all cpus, 2 MB l2 cache is just OK
Higher clock speed 2.8 GHz vs 2.2 GHz More than 25% higher clock speed
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much more l2 cache per core 1 MB/core vs 0 MB/core Compared to all cpus, 1 MB/core l2 cache per core is just OK
Significantly better overclocked clock speed (Air) 3.15 GHz vs 2.2 GHz Around 45% better overclocked clock speed (Air)
Better PassMark (Single core) score 864 vs 653 More than 30% better PassMark (Single core) score
More cores 2 vs 1 Twice as many cores; run more applications at once
Higher Maximum operating temperature 63 °C vs 55 °C Around 15% higher Maximum operating temperature
Slightly better PassMark score 1,571 vs 554 More than 2.8x better PassMark score
Significantly better overclocked clock speed (Water) 3.35 GHz vs 2.2 GHz More than 50% better overclocked clock speed (Water)

Benchmarks Real world tests of Sempron 3800+ vs Athlon 64 FX 62

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Sempron 3800+  vs
Athlon 64 FX 62 
Clock speed 2.2 GHz 2.8 GHz
Cores Single core Dual core
Socket type
S1
AM2

features

Has a NX bit Yes Yes
Has virtualization support No Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!
Supports dynamic frequency scaling Yes Yes

details

Sempron 3800+  vs
Athlon 64 FX 62 
Threads 1 2
L2 cache 0 MB 2 MB
L2 cache per core 0 MB/core 1 MB/core
Manufacture process 90 nm 90 nm
Max CPUs 1 1
Operating temperature Unknown - 55°C Unknown - 63°C

overclocking

Overclocked clock speed 2.2 GHz 3.15 GHz
Overclocked clock speed (Water) 2.2 GHz 3.35 GHz
PassMark (Overclocked) 912.1 1,024.8
Overclocked clock speed (Air) 2.2 GHz 3.15 GHz

power consumption

TDP 62W 125W
Annual home energy cost 14.94 $/year 30.11 $/year
Annual commercial energy cost 54.31 $/year 109.5 $/year
Performance per watt 0.59 pt/W 0.64 pt/W
Typical power consumption 50.38W 101.56W
AMD Sempron 3800+
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AMD Athlon 64 FX 62
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