Intel Celeron J4005 's Advantages
Integrated graphics card
Higher base frequency (2.0GHz vs 1.3GHz)
Lower TDP (10W vs 15W)
Intel Core Ultra 5 125UL 's Advantages
Released 6 years and 4 months late
Higher specification of memory (DDR5-5600 vs DDR4-2400)
Larger memory bandwidth (89.6GB/s vs 35.76GB/s)
Newer PCIe version (4 vs 2.0)
More modern manufacturing process (7nm vs 14nm)