Intel Xeon E7 4830 v3 's Advantages
Released 1 years and 9 months late
Larger L3 cache size (30MB vs 15MB)
Lower TDP (115W vs 130W)
Intel Xeon E5 1660 v2 's Advantages
Higher specification of memory (DDR3-1866 vs DDR3)
Higher base frequency (3.7GHz vs 2.1GHz)