AMD Ryzen 5 3400G 's Advantages
Better graphics card performance
Higher specification of memory (DDR4-2933 vs DDR4-2400)
Larger memory bandwidth (43.71GB/s vs 37.5GB/s)
Higher base frequency (3.7GHz vs 3.6GHz)
Lower TDP (45W vs 65W)
Intel Core i3 9100 's Advantages
Larger L3 cache size (6MB vs 4MB)