Intel Core i7-6700 vs Intel Core i5-8400
For gaming, the Intel Core i5-8400 is 2% ahead on our index. The rows below show where the other one still wins.
Gaming index 50 51
Cores 4 6
Threads 8 6
Top speed 4 GHz 4 GHz
Rated power 65 W 65 W
Games at recommended 192 194
Released20152017
Quick answers
Is the Intel Core i7-6700 better than the Intel Core i5-8400 for gaming?
No — on our gaming index the Intel Core i5-8400 scores 51 and the Intel Core i7-6700 50.
What is the fastest graphics card each one can keep up with?
At 1440p, by our bottleneck model: the AMD Radeon RX 6650 XT for the Intel Core i7-6700, and the AMD Radeon RX 7600 XT for the Intel Core i5-8400.