AMD Ryzen 7 7840U's Advantages
Released 3 years and 9 months late
Higher specification of memory (LPDDR5x-7500 vs LPDDR4-3733)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.3GHz vs 1.0GHz)
Larger L3 cache size (16MB vs 6MB)
Lower TDP (15W vs 15W)