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Differences What are the advantages of each

Front view of Intel Celeron M 420

Reasons to consider the
Intel Celeron M 420

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CPUBoss is not aware of any important advantages of the Intel Celeron M 420 vs the AMD Sempron 3800+.

Front view of AMD Sempron 3800+

Reasons to consider the
AMD Sempron 3800+

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Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed

Benchmarks Real world tests of Celeron M 420 vs Sempron 3800+

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

Celeron M 420
66,700 MB/s
Sempron 3800+
59.1 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Celeron M 420  vs
Sempron 3800+ 
Clock speed 1.6 GHz 2.2 GHz
Cores Single core Single core
Socket type
LGA 775
478
S1
AM2

features

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

power consumption

TDP 35W 62W
Annual home energy cost 8.43 $/year 14.94 $/year
Performance per watt 1.57 pt/W 0.59 pt/W
Typical power consumption 28.44W 50.38W

bus

Clock speed 800 MHz 333 MHz

details

Celeron M 420  vs
Sempron 3800+ 
Architecture x86-64 x86-64
Threads 1 1
L2 cache 1 MB 0 MB
L2 cache per core 1 MB/core 0 MB/core
Manufacture process 65 nm 90 nm
Max CPUs 1 1
Operating temperature Unknown - 60.4°C Unknown - 55°C

overclocking

Overclocked clock speed 2.02 GHz 2.2 GHz
Overclocked clock speed (Water) 3.38 GHz 2.2 GHz
PassMark (Overclocked) 1,365.1 912.1
Overclocked clock speed (Air) 2.02 GHz 2.2 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A
Intel Celeron M 420
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AMD Sempron 3800+
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