Xeon W 1390 's Advantages
Released 5 years and 7 months late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Higher base frequency (2.8GHz vs 2GHz)
Larger L3 cache size (16MB vs 8MB)
Intel Xeon E3 1505L v5 's Advantages
Lower TDP (25W vs 80W)