Intel Core i5-9400 specifications

List of features of the Intel Core i5-9400 processor. We put them in parallel with those of the Intel Core i5-8400, the similar chip in the original Coffee Lake generation.

SpecificationsIntel Core i5-9400Intel Core i5-8400
Model familyCoffee Lake RefreshCoffee Lake
Release date2019 Q12018 Q2
Build14 nm++14 nm++
Cores66
Threads66
Base frequency2.9 GHz2.8 GHz
Turbo frequency4.1 GHz4.0 GHz
Memory cache L39 MB9 MB
Max memory size64 GB64 GB
Memory typesDDR4-2666DDR4-2666
Max PCIe lanes2816
TDP65 W65 W
Geekbench 4 Single-core5,430 ?4,770
Geekbench 4 Multi-core21,270 ?18,140
EbayIntel Core i5-9400Intel Core i5-8400

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