Intel Core i3 8145U 's Advantages
Lower TDP (15W vs 54W)
AMD Ryzen 7 4800H 's Advantages
Released 1 years and 5 months late
Better graphics card performance
Higher specification of memory (4266 vs 2400)
Larger memory bandwidth (68.27GB/s vs 37.5GB/s)
Higher base frequency (2.9GHz vs 2.1GHz)
Larger L3 cache size (8MB vs 4MB)
More modern manufacturing process (7nm vs 14nm)