Intel Core i5 13420H's Advantages
Better graphics card performance
Lower TDP (35W vs 45W)
Intel Core i9 13980HX's Advantages
Higher specification of memory (DDR5-5600 vs DDR5-5200)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (2.2GHz vs 2.1GHz)
Larger L3 cache size (36MB vs 12MB)