Intel Core i3 12300T 's Advantages
Released 2 years and 9 months late
Higher specification of memory (4800 vs 2400)
Larger memory bandwidth (76.8GB/s vs 37.5GB/s)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (35W vs 62W)
Intel Core i3 9300 's Advantages
Higher base frequency (3.7GHz vs 2.3GHz)