Xeon W 1390P 's Advantages
Released 5 years and 11 months late
Higher specification of memory (3200 vs 1866)
Newer PCIe version (4 vs 3)
Higher base frequency (3.5GHz vs 2.9GHz)
Larger L3 cache size (16MB vs 6MB)
Intel Xeon E3 1284L v4 's Advantages
Lower TDP (47W vs 125W)