Intel Core i7 6700K vs i5 8400: performance comparison
i5-8400 vs i7-6700k + 1080ti in games - YouTube
Benchmarking Performance: CPU Encoding Tests - The AnandTech Coffee Lake Review: Initial Numbers on the Core i7-8700K and Core i5-8400
RYZEN 5 1600 VS INTEL i7-6700K | 1080p and 4K Comparison | DX11 and DX12 Comparison - YouTube
Intel Core i7-6700K Review | PCMag
GTX 1660 SUPER Overwatch benchmark with Intel Core i5-8400 @ 2.80GHz at Ultra Quality: 1080p, 1440p, Ultrawide, 4K Performance Benchmarks - GPUCheck United States / USA