AMD Ryzen Threadripper 2920X's Advantages
Larger memory bandwidth (87.62GB/s vs 29.9GB/s)
Newer PCIe version (3.0 vs 2.0)
Higher base frequency (3.5GHz vs 1.5GHz)
Intel Celeron J3455E's Advantages
Released 9 months late
Integrated graphics card
Higher specification of memory (LPDDR4-2400 vs DDR4-2933)
Lower TDP (10W vs 180W)