Intel Core i9 12900 's Advantages
Released 1 years and 8 months late
Higher specification of memory (4800 vs 2666)
Larger memory bandwidth (76.8GB/s vs 41.6GB/s)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)
Intel Core i3 10300 's Advantages
Integrated graphics card
Higher base frequency (3.7GHz vs 2.4GHz)