AMD Ryzen 7 7840U 's Advantages
Released 1 years and 4 months late
Higher specification of memory (LPDDR5x-7500 vs LPDDR4x-4267)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.3GHz vs 2.0GHz)
More modern manufacturing process (4nm vs 7nm)
AMD Ryzen 7 5825U 's Advantages
Lower TDP (10W vs 15W)