Intel Xeon E5 4655 v3 's Advantages
Released 1 years and 9 months late
Higher specification of memory (2133 vs 1866)
Larger L3 cache size (30MB vs 15MB)
Intel Xeon E5 1660 v2 's Advantages
Higher base frequency (3.7GHz vs 2.9GHz)
Lower TDP (130W vs 135W)