Intel Core i3 9100T 's Advantages
Integrated graphics card
Lower TDP (35W vs 95W)
Intel Core i9 9900KF 's Advantages
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (41.6GB/s vs 37.5GB/s)
Higher base frequency (3.6GHz vs 3.1GHz)
Larger L3 cache size (16MB vs 6MB)