AMD Ryzen 9 5900HS 's Advantages
Integrated graphics card
Higher base frequency (3.0GHz vs 2.7GHz)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (35W vs 45W)
Intel Core 9 270H 's Advantages
Released 3 years and 11 months late
Higher specification of memory (5200 vs 4266)
Larger memory bandwidth (83.2GB/s vs 51.2GB/s)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (24MB vs 16MB)