Intel Core i9 14900 's Advantages
Released 4 years and 9 months late
Better graphics card performance
Higher specification of memory (DDR5-5600 vs DDR4-2666)
Larger memory bandwidth (89.6GB/s vs 41.6GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (2.0GHz vs 1.8GHz)
Larger L3 cache size (36MB vs 9MB)
More modern manufacturing process (10nm vs 14nm)
Intel Core i5 9400T 's Advantages
Lower TDP (35W vs 65W)