Intel Core i7 12850HX 's Advantages
Newer PCIe version (5.0 vs 4.0)
Larger L3 cache size (25MB vs 24MB)
Lower TDP (45W vs 45W)
Intel Core i7 12700H 's Advantages
Better graphics card performance
Higher specification of memory (LPDDR5-5200 vs DDR5-4800)
Higher base frequency (2.3GHz vs 2.1GHz)