Intel Core i3 1215U 's Advantages
Lower TDP (15W vs 45W)
AMD Ryzen 9 6900HX 's Advantages
Better graphics card performance
Higher specification of memory (6400 vs 5200)
Higher base frequency (3.3GHz vs 1.2GHz)
Larger L3 cache size (16MB vs 10MB)
More modern manufacturing process (6nm vs 10nm)