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Differences What are the advantages of each

Front view of Intel Pentium D 923

Reasons to consider the
Intel Pentium D 923

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Much more l2 cache 4 MB vs 1 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Higher clock speed 3.07 GHz vs 2.4 GHz Around 30% higher clock speed
Much more l2 cache per core 2 MB/core vs 0.25 MB/core 8x more l2 cache per core
Front view of Intel Core i7 4950HQ

Reasons to consider the
Intel Core i7 4950HQ

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Much newer manufacturing process 22 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More threads 8 vs 2 6 more threads
More cores 4 vs 2 Twice as many cores; run more applications at once

Features Key features of the Pentium D 923  vs Core i7 4950HQ 

clock speed

Pentium D 923
3.07 GHz
Core i7 4950HQ
2.4 GHz

L2 cache

Specifications Full list of technical specs

summary

Pentium D 923  vs
Core i7 4950HQ 
Clock speed 3.07 GHz 2.4 GHz
Cores Dual core Quad core

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0

details

Pentium D 923  vs
Core i7 4950HQ 
Threads 2 8
L2 cache 4 MB 1 MB
L2 cache per core 2 MB/core 0.25 MB/core
Manufacture process 65 nm 22 nm

power consumption

Typical power consumption N/A 38.19W
Intel Pentium D 923
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Intel Core i7 4950HQ
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