Intel Celeron J4025 's Advantages
Released 1 years and 7 months late
Higher base frequency (2.0GHz vs 1.7GHz)
Lower TDP (10W vs 35W)
Intel Core i5 8400T 's Advantages
Better graphics card performance
Higher specification of memory (DDR4-2666 vs DDR4-2400)
Larger memory bandwidth (41.6GB/s vs 38.4GB/s)
Newer PCIe version (3.0 vs 2.0)