Intel Core i9 7920X 's Advantages
Larger memory bandwidth (85GB/s vs 76.8GB/s)
Higher base frequency (2.9GHz vs 1.5GHz)
Intel Core i5 14400T 's Advantages
Released 6 years and 5 months late
Higher specification of memory (DDR5-4800 vs DDR4-2666)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (20MB vs 17MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (35W vs 140W)