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Differences What are the advantages of each

Front view of Intel Pentium III 600B

Reasons to consider the
Intel Pentium III 600B

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Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much lower typical power consumption 28.03W vs 28.44W Almost the same
Much higher Maximum operating temperature 85 °C vs 60.4 °C More than 40% higher Maximum operating temperature
Much lower annual home energy cost 8.31 $/year vs 8.43 $/year Almost the same
Much lower annual commercial energy cost 30.22 $/year vs 30.66 $/year Almost the same
Front view of Intel Celeron M 440

Reasons to consider the
Intel Celeron M 440

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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
Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits

Features Key features of the Pentium III 600B  vs Celeron M 440 

clock speed

L2 cache

Specifications Full list of technical specs

summary

Pentium III 600B  vs
Celeron M 440 
Clock speed 0.6 GHz 2 GHz
Cores Single core Single core

features

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

power consumption

TDP 34.5W 35W
Annual home energy cost 8.31 $/year 8.43 $/year
Annual commercial energy cost 30.22 $/year 30.66 $/year
Typical power consumption 28.03W 28.44W

details

Pentium III 600B  vs
Celeron M 440 
Architecture x86 x86-64
Threads 1 1
L2 cache 0.5 MB 1 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 250 nm 65 nm
Max CPUs 2 1
Clock multiplier 4 10
Operating temperature Unknown - 85°C Unknown - 60.4°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

Architecture FSB FSB
Number of links 1 1
Clock speed 133 MHz 800 MHz
Intel Pentium III 600B
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Intel Celeron M 440
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