Intel Core i5 13420H's Advantages
Released 2 years and 10 months late
Larger memory bandwidth (76.8GB/s vs 68.27GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (12MB vs 8MB)
Lower TDP (35W vs 35W)
AMD Ryzen 9 4900HS's Advantages
Higher specification of memory (LPDDR4X-4266 vs DDR5-5200)
Higher base frequency (3.0GHz vs 2.1GHz)