Intel Core i9 12900HK 's Advantages
Released 3 years and 11 months late
Better graphics card performance
Higher specification of memory (5200 vs 2400)
Larger memory bandwidth (76.8GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (2.5GHz vs 2.2GHz)
Larger L3 cache size (24MB vs 4MB)
More modern manufacturing process (10nm vs 14nm)
Intel Core i3 8130U 's Advantages
Lower TDP (15W vs 45W)