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Intel Core i9-11900K vs AMD Ryzen 9 3900X

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Specification Charts

Combined Speed (all threads combined)

Ryzen 9 3900X 91.2 GT/s
Core i9-11900K 56 GT/s
Difference: 35.2 (63%)

Core Speed

Ryzen 9 3900X 3.8 GHz
Core i9-11900K 3.5 GHz
Difference: 0.3 (9%)


Ryzen 9 3900X 24
Core i9-11900K 16
Difference: 8 (50%)


Core i9-11900K 125 Watts
Ryzen 9 3900X 105 Watts
Difference: 20 (19%)

Price Comparison

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Core i9-11900K

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Display Specifications

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Model Core i9-11900K Ryzen 9 3900X
Manufacturer Intel AMD
Architecture Rocket Lake Zen 2
Core Speed 3.5 GHz 3.8 GHz
Hyperthreading Yes No
Cores / Modules 8 12
Total Threads 16 24
Turbo 5.3 4.6
L2 Cache 8 x 256 KB 512kb per core
L3 Cache 16MB 64mb
GPU Model UHD Graphics 750
TDP 125 Watts 105 Watts
Socket LGA 1200 AM4
Released March 2021 July 2019