Intel Xeon W 2191B 's Advantages
Released 11 years and 4 months late
Higher specification of memory (2666 vs 667)
Newer PCIe version (3 vs 1)
More modern manufacturing process (14nm vs 90nm)
Opteron 8216 HE (F2) 's Advantages
Higher base frequency (2.4GHz vs 2.3GHz)
Lower TDP (68W vs 140W)