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Differences What are the advantages of each

Front view of Intel Pentium 4 521

Reasons to consider the
Intel Pentium 4 521

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Significantly higher clock speed 2.8 GHz vs 1.8 GHz More than 55% higher clock speed
More l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better overclocked clock speed (Air) 3.72 GHz vs 2.13 GHz Around 75% better overclocked clock speed (Air)
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much better overclocked clock speed (Water) 4.28 GHz vs 1.8 GHz Around 2.5x better overclocked clock speed (Water)
Newer Jul, 2005 vs Mar, 2005 Release date 3 months later
Front view of AMD Turion 64 technology MT-32

Reasons to consider the
AMD Turion 64 technology MT-32

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Much lower typical power consumption 19.5W vs 68.25W 3.5x lower typical power consumption
Much higher Maximum operating temperature 95 °C vs 67.7 °C More than 40% higher Maximum operating temperature
Much lower annual home energy cost 5.78 $/year vs 20.24 $/year 3.5x lower annual home energy cost
Much lower annual commercial energy cost 21.02 $/year vs 73.58 $/year 3.5x lower annual commercial energy cost

Features Key features of the Pentium 4 521  vs Turion 64 technology MT-32 

clock speed

overclocked clock speed (air)

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Pentium 4 521  vs
Turion 64 technology MT-32 
Clock speed 2.8 GHz 1.8 GHz
Cores Single core Single core
Socket type
LGA 775
754

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!

details

Pentium 4 521  vs
Turion 64 technology MT-32 
Threads 2 1
L2 cache 1 MB 0.5 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 90 nm 90 nm
Max CPUs 1 1
Operating temperature Unknown - 67.7°C Unknown - 95°C

overclocking

Overclocked clock speed 3.72 GHz 2.13 GHz
Overclocked clock speed (Water) 4.28 GHz 1.8 GHz
Overclocked clock speed (Air) 3.72 GHz 2.13 GHz

power consumption

TDP 84W 24W
Annual home energy cost 20.24 $/year 5.78 $/year
Annual commercial energy cost 73.58 $/year 21.02 $/year
Typical power consumption 68.25W 19.5W
Intel Pentium 4 521
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AMD Turion 64 technology MT-32
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