Intel Core i7 7700T 's Advantages
Better graphics card performance
Lower TDP (35W vs 95W)
Intel Core i9 9900K 's Advantages
Released 1 years and 9 months late
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (41.6GB/s vs 38.4GB/s)
Higher base frequency (3.6GHz vs 2.9GHz)
Larger L3 cache size (16MB vs 8MB)