Opteron 8220 SE (F3) 's Advantages
Higher base frequency (2.8GHz vs 2.1GHz)
Intel Xeon W 11955M 's Advantages
Released 14 years and 9 months late
Higher specification of memory (3200 vs 667)
Newer PCIe version (4 vs 1)
More modern manufacturing process (10nm vs 90nm)
Lower TDP (35W vs 120W)