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Intel Core i7-4820K vs Core i7 7820HK

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Specification Charts

Combined Speed (all threads combined)

Core i7-4820K 29.6 GT/s
Core i7 7820HK 23.2 GT/s
Difference: 6.4 (28%)

Core Speed

Core i7-4820K 3.7 GHz
Core i7 7820HK 2.9 GHz
Difference: 0.8 (28%)


Core i7-4820K 8
Core i7 7820HK 8
Difference: 0 (0%)


Core i7-4820K 130 Watts
Core i7 7820HK 45 Watts
Difference: 85 (189%)

Price Comparison

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Display Specifications

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Model Core i7-4820K Core i7 7820HK
Manufacturer Intel Intel
Architecture Ivy Bridge-E Kaby Lake
Core Speed 3.7 GHz 2.9 GHz
Hyperthreading Yes Yes
Cores / Modules 4 4
Total Threads 8 8
Turbo 0/0/0/2 3.9 GHz
L2 Cache 4 x 256 KB
L3 Cache 10 MB 8MB
GPU Model N/A HD 630
TDP 130 Watts 45 Watts
Socket LGA 2011
Released 2013-09-01 2017