Intel Core i7 11390H 's Advantages
Higher base frequency (3.4GHz vs 3.3GHz)
Lower TDP (35W vs 45W)
AMD Ryzen 9 6900HX 's Advantages
Released 7 months late
Better graphics card performance
Higher specification of memory (6400 vs 4267)
Larger memory bandwidth (76.8GB/s vs 51.2GB/s)
Larger L3 cache size (16MB vs 12MB)
More modern manufacturing process (6nm vs 10nm)