CPUBoss Review Our evaluation of G3220 vs 6400K


Benchmark performance using all cores

Passmark and GeekBench (32-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)


How much speed can you get out of the processor?

Maximum Overclocked Clock Speed (Air) and 1 more


Are you paying a premium for performance?

Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Intel Pentium G3220 

CPUBoss recommends the Intel Pentium G3220  based on its .

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Intel Pentium G3220

CPUBoss Winner
Front view of Intel Pentium G3220

Differences What are the advantages of each

Front view of Intel Pentium G3220

Reasons to consider the
Intel Pentium G3220

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Newer manufacturing process 22 nms vs 32 nms A newer manufacturing process allows for a more powerful, yet cooler running processor
Better PassMark (Single core) score 1,753 vs 1,446 More than 20% better PassMark (Single core) score
Lower typical power consumption 43.88W vs 52.81W More than 15% lower typical power consumption
Better performance per dollar 7 pt/$ vs 6.04 pt/$ More than 15% better performance per dollar
Better PassMark score 3,237 vs 2,402 Around 35% better PassMark score
Higher Maximum Operating Temperature 72 °C vs 70 °C Around 5% higher Maximum Operating Temperature
Better performance per watt 9.07 pt/W vs 6.97 pt/W More than 30% better performance per watt
Marginally newer Sep, 2013 vs Jun, 2013 Release date 3 months later
Lower annual commercial energy cost 47.3 $/year vs 56.94 $/year More than 15% lower annual commercial energy cost
Slightly lower annual home energy cost 13.01 $/year vs 15.66 $/year More than 15% lower annual home energy cost
Front view of AMD A6 6400K

Reasons to consider the
AMD A6 6400K

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Significantly higher clock speed 3.9 GHz vs 3 GHz 30% higher clock speed
Slightly more l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better overclocked clock speed (Air) 4.74 GHz vs 3.04 GHz More than 55% better overclocked clock speed (Air)
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Significantly better overclocked clock speed (Water) 4.69 GHz vs 3.19 GHz More than 45% better overclocked clock speed (Water)

Benchmarks Real world tests of Pentium G3220 vs A6 6400K

GeekBench (32-bit)

A6 6400K


A6 6400K

3D Mark 11 (Physics)

A6 6400K
Pentium G3220 A6 6400K @ community.futuremark.com

Passmark (Single Core)

A6 6400K

Specifications Full list of technical specs


Pentium G3220  vs
A6 6400K 
Clock speed 3 GHz 3.9 GHz
Cores Dual core Dual core
Is hyperthreaded No No


Has a NX bit Yes Yes
Has vitualization support Yes Yes
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes


Label Intel® HD Graphics Radeon™ HD 8470D


Pentium G3220  vs
A6 6400K 
Threads 2 2
L2 cache 0.5 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
Manufacture process 22 nms 32 nms
Max CPUs 1 1
Operating temperature Unknown - 72°C Unknown - 70°C


Overclocked clock speed 3.04 GHz 4.74 GHz
Overclocked clock speed (Water) 3.19 GHz 4.69 GHz
Overclocked clock speed (Air) 3.04 GHz 4.74 GHz

power consumption

TDP 54W 65W
Annual home energy cost 13.01 $/year 15.66 $/year
Annual commercial energy cost 47.3 $/year 56.94 $/year
Performance per watt 9.07 pt/W 6.97 pt/W
Typical power consumption 43.88W 52.81W
Intel Pentium G3220
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AMD A6 6400K
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