Intel Core i3 12100 's Advantages
Released 2 years and 9 months late
Better graphics card performance
Higher specification of memory (4800 vs 2666)
Larger memory bandwidth (76.8GB/s vs 41.6GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (3.3GHz vs 2.1GHz)
More modern manufacturing process (10nm vs 14nm)
Intel Core i9 9900T 's Advantages
Larger L3 cache size (16MB vs 12MB)
Lower TDP (35W vs 60W)