Intel Core i9 13900HX 's Advantages
Better graphics card performance
Higher specification of memory (5600 vs 5200)
Larger memory bandwidth (89.6GB/s vs 83.2GB/s)
AMD Ryzen 9 7945HX3D 's Advantages
Released 6 months late
Newer PCIe version (5 vs 5.0)
Higher base frequency (2.3GHz vs 2.2GHz)
Larger L3 cache size (128MB vs 36MB)
More modern manufacturing process (5nm vs 10nm)