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Differences What are the advantages of each

Front view of Intel Pentium 4 630

Reasons to consider the
Intel Pentium 4 630

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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
Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits
Front view of Intel Pentium 4 550

Reasons to consider the
Intel Pentium 4 550

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CPUBoss is not aware of any important advantages of the 550 vs the 630.

Benchmarks Real world tests of Pentium 4 630 vs 550

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

x264 HD 4.0

Pentium 4 630
9.51 fps
Pentium 4 550
10.36 fps

Specifications Full list of technical specs

summary

Pentium 4 630  vs
550 
Clock speed 3 GHz 3.4 GHz
Cores Single core Single core
Socket type
LGA 775

features

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

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

details

Pentium 4 630  vs
550 
Architecture x86-64 x86
Threads 2 2
L2 cache 2 MB 1 MB
L2 cache per core 2 MB/core 1 MB/core
Manufacture process 90 nm 90 nm
Transistor count 169,000,000 125,000,000
Max CPUs 1 1
Clock multiplier 15 17
Voltage range 1.2 - 1.4V 1.2 - 1.43V
Operating temperature Unknown - 66.6°C Unknown - 72.8°C

overclocking

Overclock popularity 8 5
Overclocked clock speed 3.83 GHz 3.81 GHz
Overclocked clock speed (Water) 4.33 GHz 3.9 GHz
PassMark (Overclocked) 786.9 754.8
Overclocked clock speed (Air) 3.83 GHz 3.81 GHz

power consumption

TDP 84W 115W
Annual home energy cost 20.24 $/year 27.7 $/year
Annual commercial energy cost 73.58 $/year 100.74 $/year
Typical power consumption 68.25W 93.44W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 800 MHz 800 MHz
Intel Pentium 4 630
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Intel Pentium 4 550
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