Intel Celeron J4005 's Advantages
Released 7 months late
Integrated graphics card
Lower TDP (10W vs 140W)
Intel Core i7 7800X 's Advantages
Higher specification of memory (2400 vs 2400)
Larger memory bandwidth (79.47GB/s vs 35.76GB/s)
Newer PCIe version (3.0 vs 2.0)
Higher base frequency (3.5GHz vs 2.0GHz)