Opteron 6348 's Advantages
Released 5 years and 3 months late
Higher specification of memory (1866 vs 667)
Newer PCIe version (2 vs 1)
More modern manufacturing process (32nm vs 90nm)
Lower TDP (115W vs 120W)
Opteron 8224 SE 's Advantages
Higher base frequency (3.2GHz vs 2.8GHz)