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Intel Core i9-12900K vs AMD Ryzen 9 3900X

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Specification Charts

Combined Speed (all threads combined)

Ryzen 9 3900X 91.2 GT/s
Core i9-12900K 76.8 GT/s
Difference: 14.4 (19%)

Core Speed

Ryzen 9 3900X 3.8 GHz
Core i9-12900K 3.2 GHz
Difference: 0.6 (19%)

Threads

Core i9-12900K 24
Ryzen 9 3900X 24
Difference: 0 (0%)

TDP

Core i9-12900K 125 Watts
Ryzen 9 3900X 105 Watts
Difference: 20 (19%)

Price Comparison

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Core i9-12900K

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Ryzen 9 3900X

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Specifications

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Model Core i9-12900K Ryzen 9 3900X
Manufacturer Intel AMD
Architecture Alder Lake-S Zen 2
Core Speed 3.2 GHz 3.8 GHz
Hyperthreading Yes No
Cores / Modules 16 12
Total Threads 24 24
Turbo 5.2 4.6
L2 Cache 16 x 1.25MB 512kb per core
L3 Cache 30 MB 64mb
GPU Model UHD Graphics 770
TDP 125 Watts 105 Watts
Socket Socket 1700 AM4
Released November 2021 July 2019