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Intel Core i9-12900KF vs Core i9 9900KF

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Specification Charts

Combined Speed (all threads combined)

Core i9-12900KF 76.8 GT/s
Core i9 9900KF 57.6 GT/s
Difference: 19.2 (33%)

Core Speed

Core i9 9900KF 3.6 GHz
Core i9-12900KF 3.2 GHz
Difference: 0.4 (13%)


Core i9-12900KF 24
Core i9 9900KF 16
Difference: 8 (50%)


Core i9-12900KF 125 Watts
Core i9 9900KF 95 Watts
Difference: 30 (32%)

Price Comparison

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Display Specifications

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Model Core i9-12900KF Core i9 9900KF
Manufacturer Intel Intel
Architecture Alder Lake-S Coffee Lake-S
Core Speed 3.2 GHz 3.6 GHz
Hyperthreading Yes Yes
Cores / Modules 16 8
Total Threads 24 16
Turbo 5.2 5.0
L2 Cache 16 x 1.25MB 8 x 256KB
L3 Cache 30 MB 16MB
GPU Model
TDP 125 Watts 95 Watts
Socket Socket 1700 LGA 1151
Released November 2021 January 2019