Intel Xeon E5 1691 v3 's Advantages
Released 1 years and 9 months late
Higher specification of memory (2133 vs 3)
Larger L3 cache size (35MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Opteron 4376 HE 's Advantages
Higher base frequency (2.6GHz vs 2.5GHz)
Lower TDP (65W vs 135W)