AMD Ryzen 9 5900HX 's Advantages
Higher base frequency (3.3GHz vs 1.2GHz)
Larger L3 cache size (16MB vs 10MB)
Intel Core i3 1315U 's Advantages
Released 2 years late
Higher specification of memory (LPDDR5x-6400 vs LPDDR4-4266)
Larger memory bandwidth (76.8GB/s vs 68.27GB/s)
Newer PCIe version (4.0 vs 3.0)
Lower TDP (15W vs 35W)