Intel Core i5 12400 's Advantages
Integrated graphics card
Larger L3 cache size (18MB vs 6MB)
Intel Processor 300T 's Advantages
Released 2 years late
Higher specification of memory (4800 vs 4800)
Newer PCIe version (5 vs 5.0)
Higher base frequency (3.4GHz vs 2.5GHz)
Lower TDP (35W vs 65W)