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Differences What are the advantages of each

Front view of Intel Pentium D 903

Reasons to consider the
Intel Pentium D 903

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Much higher clock speed 2.8 GHz vs 2.13 GHz More than 30% higher clock speed
Front view of Intel Core2 Duo E6420

Reasons to consider the
Intel Core2 Duo E6420

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CPUBoss is not aware of any important advantages of the Core2 Duo E6420 vs the Pentium D 903.

Features Key features of the Pentium D 903  vs Core2 Duo E6420 

clock speed

Pentium D 903
2.8 GHz
Core2 Duo E6420
2.13 GHz

L2 cache

Specifications Full list of technical specs

summary

Pentium D 903  vs
Core2 Duo E6420 
Clock speed 2.8 GHz 2.13 GHz
Cores Dual core Dual core
Socket type
LGA 775

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
Supplemental SSE3

details

Pentium D 903  vs
Core2 Duo E6420 
Threads 2 2
L2 cache 4 MB 4 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm

power consumption

Typical power consumption N/A 52.81W

bus

Clock speed 533 MHz 1,066 MHz
Intel Pentium D 903
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Intel Core2 Duo E6420
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