Head to head

Intel Core i5-8600K vs Intel Core i5-9400F

For gaming, the Intel Core i5-8600K is 6% ahead on our index. The rows below show where the other one still wins.

Processor one Processor two

Intel Core i5-8600K Intel Core i5-9400F

Gaming index 55 52

Cores 6 6

Threads 6 6

Top speed 4.3 GHz 4.1 GHz

Rated power 95 W 65 W

Games at recommended 207 194

Released20172019

Feeds cards up to (1440p) NVIDIA GeForce RTX 4060 Ti NVIDIA GeForce RTX 2070 SUPER

Processor-heavy games only the Intel Core i5-8600K meets

Monster Hunter Wilds
Rust

Quick answers

Is the Intel Core i5-8600K better than the Intel Core i5-9400F for gaming?

Yes — on our gaming index the Intel Core i5-8600K scores 55 and the Intel Core i5-9400F 52.

What is the fastest graphics card each one can keep up with?

At 1440p, by our bottleneck model: the NVIDIA GeForce RTX 4060 Ti for the Intel Core i5-8600K, and the NVIDIA GeForce RTX 2070 SUPER for the Intel Core i5-9400F.