Intel Xeon E7 8891 v3 's Advantages
Released 1 years and 9 months late
Larger L3 cache size (45MB vs 15MB)
Intel Xeon E5 1660 v2 's Advantages
Higher specification of memory (1866 vs 1866)
Higher base frequency (3.7GHz vs 2.8GHz)
Lower TDP (130W vs 165W)