Intel Core i7 10870H 's Advantages
Lower TDP (45W vs 55W)
Intel Core i9 14900HX 's Advantages
Released 3 years and 4 months late
Better graphics card performance
Higher specification of memory (5600 vs 2933)
Larger memory bandwidth (89.6GB/s vs 45.8GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (36MB vs 16MB)
More modern manufacturing process (10nm vs 14nm)