Intel Core i9-10900K vs Intel Core i5-12400
For gaming, the Intel Core i5-12400 is 1% ahead on our index. The rows below show where the other one still wins.
Gaming index 70 71
Cores 10 6
Threads 20 12
Top speed 5.3 GHz 4.4 GHz
Rated power 125 W 65 W
Games at recommended 228 230
Released20202022
Quick answers
Is the Intel Core i9-10900K better than the Intel Core i5-12400 for gaming?
No — on our gaming index the Intel Core i5-12400 scores 71 and the Intel Core i9-10900K 70.
What is the fastest graphics card each one can keep up with?
At 1440p, by our bottleneck model: the NVIDIA GeForce RTX 3080 Ti for the Intel Core i9-10900K, and the NVIDIA GeForce RTX 3090 Ti for the Intel Core i5-12400.