AMD Ryzen 7 7840H's Advantages
Released 11 months late
Better graphics card performance
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (3.8GHz vs 1.8GHz)
Larger L3 cache size (16MB vs 12MB)
Intel Core i7 1265U's Advantages
Higher specification of memory (LPDDR5-5200 vs DDR5-5600)
Newer PCIe version (4.0 vs 4)
Lower TDP (12W vs 35W)