Xeon D 1715TER 's Advantages
Released 6 years and 8 months late
Higher specification of memory (2667 vs 1866)
Newer PCIe version (4 vs 3)
Higher base frequency (2.4GHz vs 2GHz)
More modern manufacturing process (10nm vs 22nm)
Lower TDP (50W vs 115W)
Intel Xeon E7 4809 v3 's Advantages
Larger L3 cache size (20MB vs 10MB)