Intel Core i3 7100T 's Advantages
Integrated graphics card
Higher base frequency (3.4GHz vs 3.3GHz)
Lower TDP (35W vs 140W)
Intel Core i9 7900X 's Advantages
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (79.47GB/s vs 38.4GB/s)
Larger L3 cache size (14MB vs 3MB)