Intel Core i5 10400T 's Advantages
Released 3 years late
Integrated graphics card
Lower TDP (35W vs 140W)
Intel Core i9 7900X 's Advantages
Larger memory bandwidth (79.47GB/s vs 41.6GB/s)
Higher base frequency (3.3GHz vs 2.0GHz)
Larger L3 cache size (14MB vs 12MB)