Intel Core i5 1334U 's Advantages
Lower TDP (15W vs 30W)
AMD Ryzen 5 8640U 's Advantages
Released 11 months late
Better graphics card performance
Higher specification of memory (7500 vs 5200)
Higher base frequency (3.5GHz vs 1.3GHz)
Larger L3 cache size (16MB vs 12MB)
More modern manufacturing process (4nm vs 10nm)