Intel Xeon E3 1290 v2 's Advantages
Higher base frequency (3.7GHz vs 2.5GHz)
Lower TDP (87W vs 235W)
Xeon 6706P B 's Advantages
Released 12 years and 9 months late
Higher specification of memory (6400 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (160MB vs 8MB)
More modern manufacturing process (5nm vs 22nm)