Xeon E 2478 's Advantages
Released 13 years and 9 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (24MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (80W vs 95W)
Intel Xeon X5670 's Advantages
Higher base frequency (2.933GHz vs 2.8GHz)