Intel Pentium G4400 's Advantages
Larger memory bandwidth (34.1GB/s vs 29.9GB/s)
Newer PCIe version (3.0 vs 2.0)
Higher base frequency (3.3GHz vs 1.5GHz)
Intel Celeron J3455E 's Advantages
Released 3 years and 10 months late
Higher specification of memory (2400 vs 2133)
Lower TDP (10W vs 54W)