Opteron 1352 (B2) 's Advantages
Higher specification of memory (800 vs 3)
Lower TDP (95W vs 130W)
Intel Xeon E5 4650 's Advantages
Released 3 years and 11 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.7GHz vs 2.1GHz)
Larger L3 cache size (20MB vs 2MB)
More modern manufacturing process (32nm vs 65nm)