Intel Xeon E3 1230L v3 's Advantages
Lower TDP (25W vs 140W)
Intel Xeon E5 1660 v3 's Advantages
Released 1 years and 3 months late
Higher specification of memory (DDR4-2133 vs DDR3-1600)
Higher base frequency (3GHz vs 1.8GHz)
Larger L3 cache size (20MB vs 8MB)