Opteron 6348 's Advantages
Released 8 months late
Higher specification of memory (1866 vs 3)
Lower TDP (115W vs 135W)
Intel Xeon E5 2690 's Advantages
Newer PCIe version (3 vs 2)
Higher base frequency (2.9GHz vs 2.8GHz)
Larger L3 cache size (20MB vs 8MB)