CPUBoss Review Our evaluation of G2020 vs Q6600


Benchmark performance using all cores

Passmark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)


How much speed can you get out of the processor?

overclock popularity


Are you paying a premium for performance?

Performance Per Dollar

No winner declared

Too close to call

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Differences What are the advantages of each

Front view of Intel Pentium G2020

Reasons to consider the
Intel Pentium G2020

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Newer manufacturing process 22 nms vs 65 nms 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
Higher clock speed 2.9 GHz vs 2.4 GHz More than 20% higher clock speed
Significantly lower typical power consumption 44.69W vs 85.31W Around 50% lower typical power consumption
Significantly better PassMark (Single core) score 1,560 vs 920 Around 70% better PassMark (Single core) score
Marginally newer Jan, 2013 vs Jan, 2007 Release date over 6 years later
Better performance per watt 8.43 pt/W vs 4.4 pt/W More than 90% better performance per watt
Better performance per dollar 7.73 pt/$ vs 6.79 pt/$ Around 15% better performance per dollar
Significantly lower annual commercial energy cost 48.18 $/year vs 91.98 $/year Around 50% lower annual commercial energy cost
Significantly lower annual home energy cost 13.25 $/year vs 25.29 $/year Around 50% lower annual home energy cost
Front view of Intel Core2 Quad Q6600

Reasons to consider the
Intel Core2 Quad Q6600

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Much more l2 cache 8 MB vs 1 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 2 MB/core vs 0.5 MB/core 4x more l2 cache per core
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads

Benchmarks Real world tests of Pentium G2020 vs Core2 Quad Q6600


3D Mark 11 (Physics)

Pentium G2020 Core2 Quad Q6600 @ community.futuremark.com

Specifications Full list of technical specs


Pentium G2020  vs
Core2 Quad Q6600 
Clock speed 2.9 GHz 2.4 GHz
Cores Dual core Quad core
Socket type
LGA 1155
LGA 775
Is hyperthreaded No No


Has a NX bit Yes Yes
Supports trusted computing No No
Has vitualization support Yes Yes
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes


Label Intel® HD Graphics N/A
Number of displays supported 3 N/A
GPU clock speed 650 MHz N/A
Turbo clock speed 1,050 MHz N/A


Architecture DMI FSB
Number of links 1 1


Pentium G2020  vs
Core2 Quad Q6600 
Architecture x86-64 x86-64
Threads 2 4
L2 cache 1 MB 8 MB
L2 cache per core 0.5 MB/core 2 MB/core
Manufacture process 22 nms 65 nms
Max CPUs 1 1
Clock multiplier 29 9


Overclock popularity 3 278
Overclock review score 0.8 5

power consumption

TDP 55W 105W
Annual home energy cost 13.25 $/year 25.29 $/year
Annual commercial energy cost 48.18 $/year 91.98 $/year
Performance per watt 8.43 pt/W 4.4 pt/W
Typical power consumption 44.69W 85.31W
Intel Pentium G2020
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Intel Core2 Quad Q6600
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