Intel Xeon E5 2678 v3 's Advantages
Released 1 years and 4 months late
Larger L3 cache size (30MB vs 25MB)
Lower TDP (120W vs 130W)
Intel Xeon E5 2690 v2 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Higher base frequency (3GHz vs 2.5GHz)