Intel Core i3 1215U 's Advantages
Better graphics card performance
Lower TDP (15W vs 75W)
AMD Ryzen 9 9955HX3D 's Advantages
Released 2 years and 11 months late
Higher specification of memory (5600 vs 5200)
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.5GHz vs 1.2GHz)
Larger L3 cache size (128MB vs 10MB)
More modern manufacturing process (4nm vs 10nm)