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Intel Core i7-4771 vs Core i7 7820HQ

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Specification Charts

Combined Speed (all threads combined)

Core i7-4771 28 GT/s
Core i7 7820HQ 23.2 GT/s
Difference: 4.8 (21%)

Core Speed

Core i7-4771 3.5 GHz
Core i7 7820HQ 2.9 GHz
Difference: 0.6 (21%)


Core i7-4771 8
Core i7 7820HQ 8
Difference: 0 (0%)


Core i7-4771 84 Watts
Core i7 7820HQ 45 Watts
Difference: 39 (87%)

Price Comparison

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Display Specifications

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Model Core i7-4771 Core i7 7820HQ
Manufacturer Intel Intel
Architecture Haswell Kaby Lake
Core Speed 3.5 GHz 2.9 GHz
Hyperthreading Yes Yes
Cores / Modules 4 4
Total Threads 8 8
Turbo 2/3/4/4 3.9 GHz
L2 Cache 4 x 256 KB
L3 Cache 8 MB 8MB
GPU Model HD Graphics 4600 HD 630
TDP 84 Watts 45 Watts
Socket LGA 1150
Released Sept 2013 2017