Intel Xeon D 1520 's Advantages
Higher base frequency (2.2GHz vs 1.7GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 105W)
Intel Xeon E5 4610 v3 's Advantages
Higher specification of memory (1600 vs 4)
Larger L3 cache size (25MB vs 1.5MB)