AMD Ryzen 7 7840U 's Advantages
Released 1 years and 11 months late
Better graphics card performance
Higher specification of memory (LPDDR5x-7500 vs LPDDR4x-4267)
Larger L3 cache size (16MB vs 12MB)
Lower TDP (15W vs 28W)
Intel Core i7 11390H 's Advantages
Higher base frequency (3.4GHz vs 3.3GHz)