Intel Xeon E7 4830 v3 's Advantages
Released 4 years and 2 months late
Higher specification of memory (1866 vs 1333)
Larger L3 cache size (30MB vs 24MB)
More modern manufacturing process (22nm vs 32nm)
Xeon E7 8830 's Advantages
Higher base frequency (2.133GHz vs 2.1GHz)
Lower TDP (105W vs 115W)