Intel Core i5 14450HX 's Advantages
Released 5 years and 9 months late
Better graphics card performance
Higher specification of memory (DDR5-5600 vs DDR4-2666)
Larger memory bandwidth (89.6GB/s vs 41.8GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (20MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (45W vs 45W)
Intel Core i5 8400H 's Advantages
Higher base frequency (2.5GHz vs 2.4GHz)