Intel Core i7 14700K Advantages
Released 9 years and 11 months late
Better graphics card performance
Higher specification of memory (5600 vs 1333)
Larger memory bandwidth (89.6GB/s vs 21.3GB/s)
Newer PCIe version (5.0 vs 2.0)
Higher base frequency (3.4GHz vs 2.0GHz)
More modern manufacturing process (10nm vs 22nm)
Intel Celeron J1900 Advantages
Lower TDP (10W vs 125W)