Intel Xeon E3 1220 v2 's Advantages
Released 3 years and 11 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.1GHz vs 2.1GHz)
Larger L3 cache size (8MB vs 2MB)
More modern manufacturing process (22nm vs 65nm)
Lower TDP (69W vs 95W)
Opteron 1352 (B2) 's Advantages
Higher specification of memory (800 vs 3)