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Differences What are the advantages of each

Front view of Intel Pentium 4 510 / 510J

Reasons to consider the
Intel Pentium 4 510 / 510J

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Much 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 more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Front view of Intel Core i3 2120

Reasons to consider the
Intel Core i3 2120

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Much newer manufacturing process 32 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More threads 4 vs 1 3 more threads
Significantly higher clock speed 3.3 GHz vs 2.8 GHz Around 20% higher clock speed
More cores 2 vs 1 Twice as many cores; run more applications at once
Much better overclocked clock speed (Air) 3.42 GHz vs 2.8 GHz More than 20% better overclocked clock speed (Air)
Significantly lower typical power consumption 52.81W vs 68.25W Around 25% lower typical power consumption
Significantly better overclocked clock speed (Water) 3.37 GHz vs 2.8 GHz More than 20% better overclocked clock speed (Water)
Significantly lower annual home energy cost 15.66 $/year vs 20.24 $/year Around 25% lower annual home energy cost
Significantly lower annual commercial energy cost 56.94 $/year vs 73.58 $/year Around 25% lower annual commercial energy cost

Features Key features of the Pentium 4 510 / 510J  vs Core i3 2120 

clock speed

L2 cache

overclocked clock speed (air)

overclocked clock speed (water)

Specifications Full list of technical specs

summary

Pentium 4 510 / 510J  vs
Core i3 2120 
Clock speed 2.8 GHz 3.3 GHz
Cores Single core Dual core
Socket type
LGA 775
LGA 1155

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3

details

Pentium 4 510 / 510J  vs
Core i3 2120 
Threads 1 4
L2 cache 1 MB 0.5 MB
L2 cache per core 1 MB/core 0.25 MB/core
Manufacture process 90 nm 32 nm
Operating temperature 5 - Unknown°C Unknown - 69.1°C

overclocking

Overclocked clock speed 2.8 GHz 3.42 GHz
Overclocked clock speed (Water) 2.8 GHz 3.37 GHz
Overclocked clock speed (Air) 2.8 GHz 3.42 GHz

power consumption

TDP 84W 65W
Annual home energy cost 20.24 $/year 15.66 $/year
Annual commercial energy cost 73.58 $/year 56.94 $/year
Typical power consumption 68.25W 52.81W
Intel Pentium 4 510 / 510J
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Intel Core i3 2120
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