Intel Pentium Silver J5040 's Advantages
Released 7 months late
Larger memory bandwidth (38.4GB/s vs 37.5GB/s)
Lower TDP (10W vs 54W)
Intel Pentium Gold G5420 's Advantages
Higher specification of memory (2400 vs 2400)
Newer PCIe version (3.0 vs 2.0)
Higher base frequency (3.8GHz vs 2.0GHz)