AMD Ryzen 5 2500U 's Advantages
Lower TDP (15W vs 30W)
AMD Ryzen 3 8440U 's Advantages
Released 6 years and 2 months late
Better graphics card performance
Higher specification of memory (7500 vs 2400)
Larger memory bandwidth (89.6GB/s vs 35.76GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.0GHz vs 2.0GHz)
Larger L3 cache size (8MB vs 4MB)
More modern manufacturing process (4nm vs 14nm)