AMD Ryzen 9 3900XT 's Advantages
Released 8 months late
Higher specification of memory (3200 vs 2400)
Larger memory bandwidth (47.68GB/s vs 38.4GB/s)
Newer PCIe version (4.0 vs 2.0)
Higher base frequency (3.8GHz vs 2.0GHz)
More modern manufacturing process (7nm vs 14nm)
Intel Celeron J4125 's Advantages
Integrated graphics card
Lower TDP (10W vs 105W)