Intel Core i5 14400 's Advantages
Released 7 years late
Higher specification of memory (4800 vs 2400)
Larger memory bandwidth (76.8GB/s vs 38.4GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (20MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)
Intel Core i7 7700T 's Advantages
Better graphics card performance
Higher base frequency (2.9GHz vs 2.5GHz)
Lower TDP (35W vs 65W)