AMD Ryzen 3 3300U 's Advantages
Better graphics card performance
Lower TDP (12W vs 45W)
Intel Core i5 9400H 's Advantages
Higher specification of memory (DDR4-2666 vs DDR4-2400)
Larger memory bandwidth (41.8GB/s vs 35.76GB/s)
Higher base frequency (2.5GHz vs 2.1GHz)
Larger L3 cache size (8MB vs 4MB)