Intel Core i7 8700T 's Advantages
Integrated graphics card
Lower TDP (35W vs 125W)
Intel Core i9 14900KF 's Advantages
Released 5 years and 6 months late
Higher specification of memory (5600 vs 2666)
Larger memory bandwidth (89.6GB/s vs 41.6GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (3.2GHz vs 2.4GHz)
Larger L3 cache size (36MB vs 12MB)
More modern manufacturing process (10nm vs 14nm)