Intel Core i3 8145U 's Advantages
Lower TDP (15W vs 45W)
Intel Core i7 9750H 's Advantages
Released 8 months late
Higher specification of memory (2666 vs 2400)
Larger memory bandwidth (41.8GB/s vs 37.5GB/s)
Higher base frequency (2.6GHz vs 2.1GHz)
Larger L3 cache size (12MB vs 4MB)