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Intel Core i3 8121U vs Core i5 8259U

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Specification Charts

Combined Speed (all threads combined)

Core i5 8259U 18.4 GT/s
Core i3 8121U 8.8 GT/s
Difference: 9.6 (109%)

Core Speed

Core i5 8259U 2.3 GHz
Core i3 8121U 2.2 GHz
Difference: 0.1 (5%)


Core i5 8259U 8
Core i3 8121U 4
Difference: 4 (100%)


Core i5 8259U 28 Watts
Core i3 8121U 15 Watts
Difference: 13 (87%)

Price Comparison

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Core i3 8121U

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Display Specifications

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Model Core i3 8121U Core i5 8259U
Manufacturer Intel Intel
Architecture Cannon Lake Coffee Lake
Core Speed 2.2 GHz 2.3 GHz
Hyperthreading Yes Yes
Cores / Modules 2 4
Total Threads 4 8
Turbo 3.2 GHz 3.8 GHz
L2 Cache
L3 Cache 4MB 6MB
GPU Model Iris Plus 655
TDP 15 Watts 28 Watts
Released 2018 August 2017