AMD Ryzen 5 Pro 7640HS 's Advantages
Integrated graphics card
Higher specification of memory (7500 vs 7467)
Higher base frequency (4.3GHz vs 1.5GHz)
Larger L3 cache size (16MB vs 10MB)
More modern manufacturing process (4nm vs 7nm)
Intel Core Ultra 5 115U 's Advantages
Released 6 months late
Larger memory bandwidth (120GB/s vs 89.6GB/s)
Newer PCIe version (4 vs 4.0)
Lower TDP (15W vs 54W)