Intel Xeon E5 1603 v3 's Advantages
Released 1 years and 10 months late
Newer PCIe version (3 vs 2)
Larger L3 cache size (10MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Opteron 6308 's Advantages
Higher specification of memory (1866 vs 1866)
Higher base frequency (3.5GHz vs 2.8GHz)
Lower TDP (115W vs 140W)