Intel Xeon E5 2650 v2 's Advantages
Larger L3 cache size (20MB vs 16MB)
Intel Xeon E 2378 's Advantages
Released 8 years late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (65W vs 95W)