Intel Core i7 12700H 's Advantages
Better graphics card performance
Lower TDP (45W vs 75W)
AMD Ryzen 9 9955HX3D 's Advantages
Released 3 years late
Higher specification of memory (5600 vs 5200)
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.5GHz vs 2.3GHz)
Larger L3 cache size (128MB vs 24MB)
More modern manufacturing process (4nm vs 10nm)