Intel Xeon E5 2660 v2 's Advantages
Lower TDP (95W vs 129W)
Xeon D 2799 's Advantages
Released 8 years and 5 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
Higher base frequency (2.4GHz vs 2.2GHz)
Larger L3 cache size (30MB vs 25MB)
More modern manufacturing process (10nm vs 22nm)