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Intel Core i7-3820 vs Core i7-7700K

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Specification Charts

Combined Speed (all threads combined)

Core i7-7700K 33.6 GT/s
Core i7-3820 28.8 GT/s
Difference: 4.8 (17%)

Core Speed

Core i7-7700K 4.2 GHz
Core i7-3820 3.6 GHz
Difference: 0.6 (17%)

Threads

Core i7-3820 8
Core i7-7700K 8
Difference: 0 (0%)

TDP

Core i7-3820 130 Watts
Core i7-7700K 91 Watts
Difference: 39 (43%)

Price Comparison

Core i7-3820

Core i7-7700K

Specifications

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Model Core i7-3820 Core i7-7700K
Manufacturer Intel Intel
Architecture Sandy Bridge-E Kaby Lake-S (14 nm)
Core Speed 3.6 GHz 4.2 GHz
Hyperthreading Yes Yes
Cores / Modules 4 4
Total Threads 8 8
Turbo 1/1/2/2 4.5 GHz
L2 Cache 4 x 256 KB 4 x 256 KB
L3 Cache 10 MB 8 MB
GPU Model N/A HD Graphics 630
TDP 130 Watts 91 Watts
Socket LGA 2011 LGA 1151
Released 2012-02-01 January 2017

Core i7-3820

Core i7-7700K