AMD Ryzen 7 7840HS 's Advantages
Better graphics card performance
Higher specification of memory (7500 vs 6400)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (3.8GHz vs 1.2GHz)
Larger L3 cache size (16MB vs 10MB)
More modern manufacturing process (4nm vs 10nm)
Intel Core i3 1315U 's Advantages
Lower TDP (15W vs 54W)