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Differences What are the advantages of each

Front view of Intel Celeron D 345J

Reasons to consider the
Intel Celeron D 345J

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Much higher clock speed 3.06 GHz vs 1.8 GHz 70% higher clock speed
Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits
Front view of AMD Sempron 3000+

Reasons to consider the
AMD Sempron 3000+

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More advanced architecture x86-64 vs x86 A 64-bit architecture allows more RAM to be installed and accessed by the processor
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
Significantly lower typical power consumption 50.38W vs 68.25W More than 25% lower typical power consumption
Higher Maximum operating temperature 70 °C vs 67.7 °C Around 5% higher Maximum operating temperature
Significantly lower annual home energy cost 14.94 $/year vs 20.24 $/year More than 25% lower annual home energy cost
Significantly lower annual commercial energy cost 54.31 $/year vs 73.58 $/year More than 25% lower annual commercial energy cost

Features Key features of the Celeron D 345J  vs Sempron 3000+ 

clock speed

Celeron D 345J
3.06 GHz
Sempron 3000+
1.8 GHz

L2 cache

Celeron D 345J
0.25 MB
Sempron 3000+
0.13 MB

Specifications Full list of technical specs

summary

Celeron D 345J  vs
Sempron 3000+ 
Clock speed 3.06 GHz 1.8 GHz
Cores Single core Single core
Socket type
LGA 775
478
754

features

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

power consumption

TDP 84W 62W
Annual home energy cost 20.24 $/year 14.94 $/year
Annual commercial energy cost 73.58 $/year 54.31 $/year
Typical power consumption 68.25W 50.38W

details

Celeron D 345J  vs
Sempron 3000+ 
Architecture x86 x86-64
Threads 1 1
L2 cache 0.25 MB 0.13 MB
L2 cache per core 0.25 MB/core 0.13 MB/core
Manufacture process 90 nm 90 nm
Max CPUs 1 1
Operating temperature Unknown - 67.7°C Unknown - 70°C

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

bus

Clock speed 533 MHz 200 MHz
Intel Celeron D 345J
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AMD Sempron 3000+
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