AMD Ryzen 9 5980HX 's Advantages
Higher base frequency (3.3GHz vs 3.2GHz)
Lower TDP (35W vs 45W)
AMD Ryzen 7 6800H 's Advantages
Released 1 years late
Higher specification of memory (LPDDR5-6400 vs LPDDR4-4266)
Larger memory bandwidth (76.8GB/s vs 51.2GB/s)
Newer PCIe version (4.0 vs 3.0)