CPUBoss Review Our evaluation of G2020 vs Q6600 among desktop CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

7.5

CPUBoss Score

Combination of all six facets

Winner
Intel Pentium G2020 

CPUBoss recommends the Intel Pentium G2020  based on its single-core performance.

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VS

Differences What are the advantages of each

Front view of Intel Pentium G2020

Reasons to consider the
Intel Pentium G2020

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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
Significantly higher clock speed 2.9 GHz vs 2.4 GHz More than 20% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Newer Jan, 2013 vs Jan, 2007 Release date over 6 years later
Much better PassMark (Single core) score 1,560 vs 922 Around 70% better PassMark (Single core) score
Significantly lower typical power consumption 44.69W vs 85.31W Around 50% lower typical power consumption
Significantly lower annual home energy cost 13.25 $/year vs 25.29 $/year Around 50% lower annual home energy cost
Significantly lower annual commercial energy cost 48.18 $/year vs 91.98 $/year Around 50% lower annual commercial 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
Better overclocked clock speed (Air) 3.52 GHz vs 3.04 GHz More than 15% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 3.7 GHz vs 3.1 GHz Around 20% better overclocked clock speed (Water)

Benchmarks Real world tests of Pentium G2020 vs Core2 Quad Q6600

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Pentium G2020
151,400 MB/s
Core2 Quad Q6600
102,800 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

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

features

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

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 2.72 pt/W 1.44 pt/W
Typical power consumption 44.69W 85.31W

details

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 nm 65 nm
Max CPUs 1 1
Clock multiplier 29 9

overclocking

Overclock popularity 3 278
Overclock review score 0.8 5
Overclocked clock speed 3.04 GHz 3.52 GHz
Overclocked clock speed (Water) 3.1 GHz 3.7 GHz
Overclocked clock speed (Air) 3.04 GHz 3.52 GHz

integrated graphics

GPU GPU None
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

bus

Architecture DMI FSB
Number of links 1 1
Intel Pentium G2020
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Intel Core2 Quad Q6600
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