AMD Ryzen 5 PRO 8640HS 's Advantages
Released 11 months late
Higher base frequency (3.5GHz vs 3.2GHz)
AMD Ryzen 5 7540U 's Advantages
Integrated graphics card
Higher specification of memory (LPDDR5x-7500 vs DDR5-5600)
Newer PCIe version (4.0 vs 4)
Lower TDP (15W vs 28W)