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Differences What are the advantages of each

Front view of Intel Pentium 4 651

Reasons to consider the
Intel Pentium 4 651

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CPUBoss is not aware of any important advantages of the 651 vs the 630.

Front view of Intel Pentium 4 630

Reasons to consider the
Intel Pentium 4 630

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CPUBoss is not aware of any important advantages of the 630 vs the 651.

Features Key features of the Pentium 4 651  vs 630 

clock speed

L2 cache

overclocked clock speed (air)

Pentium 4 651
4.72 GHz
Pentium 4 630
3.83 GHz

overclocked clock speed (water)

Pentium 4 651
5.41 GHz
Pentium 4 630
4.33 GHz

Specifications Full list of technical specs

summary

Pentium 4 651  vs
630 
Clock speed 3.4 GHz 3 GHz
Cores Single core Single core
Socket type
LGA 775

features

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

power consumption

TDP 86W 84W
Annual home energy cost 20.72 $/year 20.24 $/year
Annual commercial energy cost 75.34 $/year 73.58 $/year
Typical power consumption 69.88W 68.25W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 800 MHz 800 MHz

details

Pentium 4 651  vs
630 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 2 MB 2 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 90 nm
Transistor count 188,000,000 169,000,000
Max CPUs 1 1
Clock multiplier 17 15
Voltage range 1.2 - 1.34V 1.2 - 1.4V
Operating temperature Unknown - 69.2°C Unknown - 66.6°C

overclocking

Overclocked clock speed 4.72 GHz 3.83 GHz
Overclocked clock speed (Water) 5.41 GHz 4.33 GHz
PassMark (Overclocked) 917.5 786.9
Overclocked clock speed (Air) 4.72 GHz 3.83 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 Pentium 4 651
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Intel Pentium 4 630
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