Intel Core i3 1125G4 's Advantages
Newer PCIe version (4.0 vs 3.0)
Lower TDP (28W vs 45W)
AMD Ryzen 9 5900H 's Advantages
Released 7 months late
Higher specification of memory (4266 vs 3733)
Larger memory bandwidth (68.27GB/s vs 51.2GB/s)
Higher base frequency (3.3GHz vs 2.0GHz)
Larger L3 cache size (16MB vs 8MB)
More modern manufacturing process (7nm vs 10nm)