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Differences What are the advantages of each

Front view of Intel Pentium 997

Reasons to consider the
Intel Pentium 997

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Much newer manufacturing process 32 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much lower typical power consumption 13.81W vs 52.81W 3.8x lower typical power consumption
Much lower annual home energy cost 4.1 $/year vs 15.66 $/year 3.8x lower annual home energy cost
Much lower annual commercial energy cost 14.89 $/year vs 56.94 $/year 3.8x lower annual commercial energy cost
Front view of Intel Core2 Duo E6405

Reasons to consider the
Intel Core2 Duo E6405

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Higher clock speed 2.13 GHz vs 1.6 GHz Around 35% higher clock speed
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Better overclocked clock speed (Air) 2.13 GHz vs 1.6 GHz Around 35% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 2.13 GHz vs 1.6 GHz Around 35% better overclocked clock speed (Water)

Features Key features of the Pentium 997  vs Core2 Duo E6405 

clock speed

Pentium 997
1.6 GHz
Core2 Duo E6405
2.13 GHz

L2 cache

overclocked clock speed (air)

Pentium 997
1.6 GHz
Core2 Duo E6405
2.13 GHz

overclocked clock speed (water)

Pentium 997
1.6 GHz
Core2 Duo E6405
2.13 GHz

Specifications Full list of technical specs

summary

Pentium 997  vs
Core2 Duo E6405 
Clock speed 1.6 GHz 2.13 GHz
Cores Dual core Dual core
Socket type
BGA 1023
LGA 771

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support No Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 17W 65W
Annual home energy cost 4.1 $/year 15.66 $/year
Annual commercial energy cost 14.89 $/year 56.94 $/year
Typical power consumption 13.81W 52.81W

details

Pentium 997  vs
Core2 Duo E6405 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 32 nm 65 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.6 GHz 2.13 GHz
Overclocked clock speed (Water) 1.6 GHz 2.13 GHz
Overclocked clock speed (Air) 1.6 GHz 2.13 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics N/A
Number of displays supported 2 N/A
GPU clock speed 350 MHz N/A
Turbo clock speed 1,000 MHz N/A

bus

Architecture DMI FSB
Number of links 1 1
Intel Pentium 997
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Intel Core2 Duo E6405
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