Intel Core i7 9800X 's Advantages
Larger memory bandwidth (79.47GB/s vs 76.8GB/s)
Higher base frequency (3.8GHz vs 1.7GHz)
Intel Core i5 14500T 's Advantages
Released 5 years and 3 months late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (24MB vs 17MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (35W vs 165W)