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Intel Core i5-6400 vs Core i7-980

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Specification Charts

Combined Speed (all threads combined)

Core i7-980 39.6 GT/s
Core i5-6400 10.8 GT/s
Difference: 28.8 (267%)

Core Speed

Core i7-980 3.3 GHz
Core i5-6400 2.7 GHz
Difference: 0.6 (22%)


Core i7-980 12
Core i5-6400 4
Difference: 8 (200%)


Core i7-980 130 Watts
Core i5-6400 65 Watts
Difference: 65 (100%)

Price Comparison

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Display Specifications

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Model Core i5-6400 Core i7-980
Manufacturer Intel Intel
Architecture Skylake Westmere
Core Speed 2.7 GHz 3.3 GHz
Hyperthreading No Yes
Cores / Modules 4 6
Total Threads 4 12
Turbo 4/5/6/6 1/1/1/1/2/2
L2 Cache 4 x 256 KB 6 x 256 KB
L3 Cache 6 MB 12 MB
GPU Model HD Graphics 530 N/A
TDP 65 Watts 130 Watts
Socket LGA 1151 LGA 1366
Released 2015-09-01 2011-06-01