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Differences What are the advantages of each

Front view of Intel Pentium 4 516

Reasons to consider the
Intel Pentium 4 516

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Much higher clock speed 2.93 GHz vs 1.6 GHz Around 85% higher clock speed
Significantly better overclocked clock speed (Air) 3.27 GHz vs 2.02 GHz More than 60% better overclocked clock speed (Air)
Higher Maximum operating temperature 67.7 °C vs 60.4 °C More than 10% higher Maximum operating temperature
Front view of Intel Celeron M 420

Reasons to consider the
Intel Celeron M 420

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Much newer manufacturing process 65 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower typical power consumption 28.44W vs 68.25W 2.4x lower typical power consumption
Much lower annual home energy cost 8.43 $/year vs 20.24 $/year 2.4x lower annual home energy cost
Much lower annual commercial energy cost 30.66 $/year vs 73.58 $/year 2.4x lower annual commercial energy cost
Newer Apr, 2007 vs Oct, 2005 Release date over 1 years later
Better overclocked clock speed (Water) 3.38 GHz vs 2.93 GHz More than 15% better overclocked clock speed (Water)

Benchmarks Real world tests of Pentium 4 516 vs Celeron M 420

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Pentium 4 516  vs
Celeron M 420 
Clock speed 2.93 GHz 1.6 GHz
Cores Single core Single core
Socket type
LGA 775
478

features

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

power consumption

TDP 84W 35W
Annual home energy cost 20.24 $/year 8.43 $/year
Annual commercial energy cost 73.58 $/year 30.66 $/year
Typical power consumption 68.25W 28.44W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 533 MHz 800 MHz

details

Pentium 4 516  vs
Celeron M 420 
Architecture x86-64 x86-64
Threads 1 1
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 90 nm 65 nm
Transistor count 125,000,000 105,000,000
Max CPUs 1 1
Clock multiplier 22 8
Voltage range 1.25 - 1.4V 1 - 1.34V
Operating temperature Unknown - 67.7°C Unknown - 60.4°C

overclocking

Overclocked clock speed 3.27 GHz 2.02 GHz
Overclocked clock speed (Water) 2.93 GHz 3.38 GHz
Overclocked clock speed (Air) 3.27 GHz 2.02 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 4 516
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Intel Celeron M 420
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