Intel Core i5 6600 's Advantages
Integrated graphics card
Higher base frequency (3.3GHz vs 3.0GHz)
Lower TDP (65W vs 105W)
AMD Ryzen 7 5700X3D 's Advantages
Released 8 years and 4 months late
Higher specification of memory (3200 vs 2133)
Larger memory bandwidth (51.2GB/s vs 34.1GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (96MB vs 6MB)
More modern manufacturing process (7nm vs 14nm)