Intel Core i9 12900H 's Advantages
Integrated graphics card
Higher specification of memory (LPDDR5-5200 vs DDR5-5600)
Larger L3 cache size (24MB vs 16MB)
Lower TDP (35W vs 45W)
AMD Ryzen 9 PRO 8945HS 's Advantages
Released 2 years and 3 months late
Newer PCIe version (4 vs 4.0)
Higher base frequency (4GHz vs 2.5GHz)