Intel Core i5-8400 vs Intel Core i7-6700
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 51 50
Cores 6 4
Threads 6 8
Top speed 4 GHz 4 GHz
Rated power 65 W 65 W
Games at recommended 194 192
Released20172015
Quick answers
Is the Intel Core i5-8400 better than the Intel Core i7-6700 for gaming?
Yes — 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 7600 XT for the Intel Core i5-8400, and the AMD Radeon RX 6650 XT for the Intel Core i7-6700.