Intel Core i7 7800X 's Advantages
Larger memory bandwidth (79.47GB/s vs 41.6GB/s)
Higher base frequency (3.5GHz vs 2.4GHz)
Intel Core i7 8700T 's Advantages
Released 11 months late
Integrated graphics card
Higher specification of memory (2666 vs 2400)
Larger L3 cache size (12MB vs 8MB)
Lower TDP (35W vs 140W)