Intel Xeon E5 2620 v3 's Advantages
Released 1 years and 9 months late
Higher specification of memory (DDR4-1866 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (15MB vs 8MB)
Opteron 3380 's Advantages
Higher base frequency (2.6GHz vs 2.4GHz)
Lower TDP (65W vs 85W)