AMD Ryzen 5 PRO 8540U 's Advantages
Released 3 years and 3 months late
Newer PCIe version (4 vs 3.0)
Lower TDP (28W vs 35W)
AMD Ryzen 9 5980HX 's Advantages
Integrated graphics card
Higher specification of memory (LPDDR4-4266 vs DDR5-5600)
Higher base frequency (3.3GHz vs 3.2GHz)