Intel Core i7 12800HX 's Advantages
Integrated graphics card
Newer PCIe version (5.0 vs 4)
Larger L3 cache size (25MB vs 16MB)
AMD Ryzen 5 PRO 8640HS 's Advantages
Released 1 years and 11 months late
Higher specification of memory (DDR5-5600 vs DDR5-4800)
Higher base frequency (3.5GHz vs 2.0GHz)
Lower TDP (28W vs 45W)