AMD Ryzen 9 5980HX 's Advantages
Higher base frequency (3.3GHz vs 3.2GHz)
AMD Ryzen 5 7540U 's Advantages
Released 2 years and 4 months late
Higher specification of memory (LPDDR5x-7500 vs LPDDR4-4266)
Newer PCIe version (4.0 vs 3.0)
Lower TDP (15W vs 35W)