Intel Xeon E3 1245 v2 's Advantages
Released 1 years and 1 months late
Higher base frequency (3.4GHz vs 2.133GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (77W vs 105W)
Xeon E7 2830 's Advantages
Higher specification of memory (1333 vs 3)
Larger L3 cache size (24MB vs 8MB)