Intel Xeon W3690 's Advantages
Higher base frequency (3.466GHz vs 2.8GHz)
Xeon E 2276M 's Advantages
Released 8 years and 3 months late
Higher specification of memory (2666 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (45W vs 130W)