Intel Xeon E3 1283L v4 's Advantages
Higher base frequency (2.9GHz vs 2.8GHz)
Lower TDP (47W vs 80W)
Xeon E 2478 's Advantages
Released 8 years and 6 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (24MB vs 6MB)
More modern manufacturing process (10nm vs 14nm)