Opteron 6348 's Advantages
Higher specification of memory (1866 vs 1600)
Higher base frequency (2.8GHz vs 1.6GHz)
Intel Xeon E5 2603 v3 's Advantages
Released 1 years and 10 months late
Newer PCIe version (3 vs 2)
Larger L3 cache size (15MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (85W vs 115W)