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Intel Core i9-11900K vs Core i9 9900K

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Specification Charts

Combined Speed (all threads combined)

Core i9 9900K 57.6 GT/s
Core i9-11900K 56 GT/s
Difference: 1.6 (3%)

Core Speed

Core i9 9900K 3.6 GHz
Core i9-11900K 3.5 GHz
Difference: 0.1 (3%)


Core i9-11900K 16
Core i9 9900K 16
Difference: 0 (0%)


Core i9-11900K 125 Watts
Core i9 9900K 95 Watts
Difference: 30 (32%)

Price Comparison

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Core i9-11900K

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Display Specifications

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Model Core i9-11900K Core i9 9900K
Manufacturer Intel Intel
Architecture Rocket Lake Coffee Lake-S
Core Speed 3.5 GHz 3.6 GHz
Hyperthreading Yes Yes
Cores / Modules 8 8
Total Threads 16 16
Turbo 5.3 5.0
L2 Cache 8 x 256 KB 8 x 256KB
L3 Cache 16MB 16MB
GPU Model UHD Graphics 750 UHD Graphics 630
TDP 125 Watts 95 Watts
Socket LGA 1200 LGA 1151
Released March 2021 October 2018