Intel Core i7 8557U 's Advantages
Released 1 years and 3 months late
Better graphics card performance
Lower TDP (15W vs 45W)
Intel Core i5 8300H 's Advantages
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (41.8GB/s vs 37.5GB/s)
Higher base frequency (2.3GHz vs 1.7GHz)