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Intel Core i5 8400H vs Core i7-12700K

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Specification Charts

Combined Speed (all threads combined)

Core i7-12700K 72 GT/s
Core i5 8400H 20 GT/s
Difference: 52 (260%)

Core Speed

Core i7-12700K 3.6 GHz
Core i5 8400H 2.5 GHz
Difference: 1.1 (44%)


Core i7-12700K 20
Core i5 8400H 8
Difference: 12 (150%)


Core i7-12700K 125 Watts
Core i5 8400H 45 Watts
Difference: 80 (178%)

Price Comparison

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Core i5 8400H

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Display Specifications

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Model Core i5 8400H Core i7-12700K
Manufacturer Intel Intel
Architecture Coffee Lake Alder Lake
Core Speed 2.5 GHz 3.6 GHz
Hyperthreading Yes Yes
Cores / Modules 4 12
Total Threads 8 20
Turbo 4.2 GHz 5.0
L2 Cache 12MB
L3 Cache 8MB 25MB
GPU Model UHD 630 UHD Graphics 770
TDP 45 Watts 125 Watts
Socket FC-LGA1700
Released August 2017 November 2021