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Differences What are the advantages of each

Front view of Intel Pentium 4 506

Reasons to consider the
Intel Pentium 4 506

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Much newer manufacturing process 90 nm vs 130 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much higher clock speed 2.66 GHz vs 1.4 GHz More than 90% higher clock speed
Much better overclocked clock speed (Air) 3.85 GHz vs 1.4 GHz More than 2.8x better overclocked clock speed (Air)
Significantly better overclocked clock speed (Water) 2.67 GHz vs 1.4 GHz More than 90% better overclocked clock speed (Water)
Newer Apr, 2005 vs Feb, 2004 Release date over 1 years later
Front view of AMD Opteron 240 EE

Reasons to consider the
AMD Opteron 240 EE

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Much lower typical power consumption 24.38W vs 68.25W 2.8x lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much lower annual home energy cost 7.23 $/year vs 20.24 $/year 2.8x lower annual home energy cost
Much lower annual commercial energy cost 26.28 $/year vs 73.58 $/year 2.8x lower annual commercial energy cost

Features Key features of the Pentium 4 506  vs Opteron 240 EE 

clock speed

Pentium 4 506
2.66 GHz
Opteron 240 EE
1.4 GHz

L2 cache

overclocked clock speed (air)

Pentium 4 506
3.85 GHz
Opteron 240 EE
1.4 GHz

overclocked clock speed (water)

Pentium 4 506
2.67 GHz
Opteron 240 EE
1.4 GHz

Specifications Full list of technical specs

summary

Pentium 4 506  vs
Opteron 240 EE 
Clock speed 2.66 GHz 1.4 GHz
Cores Single core Single core
Socket type
LGA 775
940

features

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

details

Pentium 4 506  vs
Opteron 240 EE 
Threads 1 1
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 90 nm 130 nm
Max CPUs 1 2
Clock multiplier 20 7
Voltage range 1.25 - 1.4V 1.1 - UnknownV

overclocking

Overclocked clock speed 3.85 GHz 1.4 GHz
Overclocked clock speed (Water) 2.67 GHz 1.4 GHz
Overclocked clock speed (Air) 3.85 GHz 1.4 GHz

power consumption

TDP 84W 30W
Annual home energy cost 20.24 $/year 7.23 $/year
Annual commercial energy cost 73.58 $/year 26.28 $/year
Typical power consumption 68.25W 24.38W
Intel Pentium 4 506
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AMD Opteron 240 EE
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