Xeon E5472 's Advantages
Higher base frequency (3GHz vs 2.1GHz)
Intel Xeon D 1567 's Advantages
Released 8 years and 3 months late
Higher specification of memory (4 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 45nm)
Lower TDP (65W vs 80W)