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Differences What are the advantages of each

Front view of Intel Core i3 3220

Reasons to consider the
Intel Core i3 3220

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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 3.3 GHz vs 2.1 GHz More than 55% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Better PassMark score 4,229 vs 473 Around 9x better PassMark score
More threads 4 vs 1 3 more threads
Better performance per watt 2.69 pt/W vs 0.77 pt/W Around 3.5x better performance per watt
More cores 2 vs 1 Twice as many cores; run more applications at once
Front view of AMD Athlon 46

Reasons to consider the
AMD Athlon 46

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Significantly lower typical power consumption 20.31W vs 44.69W 2.2x lower typical power consumption
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Significantly lower annual home energy cost 6.02 $/year vs 13.25 $/year 2.2x lower annual home energy cost
Significantly lower annual commercial energy cost 21.9 $/year vs 48.18 $/year 2.2x lower annual commercial energy cost

Benchmarks Real world tests of Core i3 3220 vs Athlon 46

PassMark Data courtesy Passmark

Specifications Full list of technical specs


Core i3 3220  vs
Athlon 46 
Clock speed 3.3 GHz 2.1 GHz
Cores Dual core Single core
Socket type
LGA 1155
Is unlocked No No


Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes


Core i3 3220  vs
Athlon 46 
Architecture x86-64 x86-64
Threads 4 1
L2 cache 0.5 MB 0.5 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
Manufacture process 22 nm 65 nm
Max CPUs 1 1

integrated graphics

Label Intel® HD Graphics 2500 N/A
Number of displays supported 3 N/A
GPU clock speed 650 MHz N/A
Turbo clock speed 1,050 MHz N/A

power consumption

TDP 55W 25W
Annual home energy cost 13.25 $/year 6.02 $/year
Annual commercial energy cost 48.18 $/year 21.9 $/year
Performance per watt 2.69 pt/W 0.77 pt/W
Typical power consumption 44.69W 20.31W
Intel Core i3 3220
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AMD Athlon 46
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