Intel Core i7 8557U 's Advantages
Better graphics card performance
Larger L3 cache size (8MB vs 6MB)
Lower TDP (15W vs 35W)
Intel Core i3 10100T 's Advantages
Released 9 months late
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (41.6GB/s vs 37.5GB/s)
Higher base frequency (3.0GHz vs 1.7GHz)