Xeon D 1715TER 's Advantages
Released 13 years and 5 months late
Higher specification of memory (2667 vs 3)
Newer PCIe version (4 vs 2)
More modern manufacturing process (10nm vs 45nm)
Lower TDP (50W vs 150W)
Intel Xeon X5492 's Advantages
Higher base frequency (3.4GHz vs 2.4GHz)