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Intel Core i7-3820 vs AMD FX-8100

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Specification Charts

Combined Speed (all threads combined)

Core i7-3820 28.8 GT/s
FX-8100 22.4 GT/s
Difference: 6.4 (29%)

Core Speed

Core i7-3820 3.6 GHz
FX-8100 2.8 GHz
Difference: 0.8 (29%)


Core i7-3820 8
FX-8100 8
Difference: 0 (0%)


Core i7-3820 130 Watts
FX-8100 95 Watts
Difference: 35 (37%)

Price Comparison

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Core i7-3820

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Display Specifications

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Model Core i7-3820 FX-8100
Manufacturer Intel AMD
Architecture Sandy Bridge-E Bulldozer-Zambezi
Core Speed 3.6 GHz 2.8 GHz
Hyperthreading Yes No
Cores / Modules 4 8/4
Total Threads 8 8
Turbo 1/1/2/2 3.1
L2 Cache 4 x 256 KB 4 x 2 MB
L3 Cache 10 MB 8 MB
GPU Model N/A
TDP 130 Watts 95 Watts
Socket LGA 2011 AM3+
Released 2012-02-01 2011-10-30