Intel Core i5-6600K vs AMD Ryzen 5 2600

The Intel Core i5-6600K is the faster chip for gaming by roughly 2%. Here is the full spec-by-spec breakdown.

Intel Core i5-6600K wins — about 2% faster for gaming
Specification Intel Core i5-6600K AMD Ryzen 5 2600
Gaming score 45/100 44/100
Tier C D
Manufacturer Intel AMD
Cores 4 6
Threads 4 12
Base clock 3.5 GHz 3.4 GHz
Boost clock 3.9 GHz 3.9 GHz
Power draw (TDP) 91 W 65 W
Release year 2015 2018

Which should you buy?

For gaming specifically, the Intel Core i5-6600K is the better buy — it holds a 2% lead in our index, which shows up most at 1080p and in CPU-bound titles like strategy and simulation games. The AMD Ryzen 5 2600 has more cores (6 vs 4), which helps if you stream, compile or render alongside playing. The AMD Ryzen 5 2600 runs 26W cooler, meaning a cheaper cooler and less case heat. Either way, pair it with a graphics card of similar standing — check the bottleneck calculator before you buy.