Opteron 2218 (F3) 's Advantages
Higher base frequency (2.6GHz vs 2.5GHz)
Lower TDP (95W vs 270W)
Intel Xeon w7 3455 's Advantages
Released 16 years and 6 months late
Higher specification of memory (4800 vs 2)
Newer PCIe version (5 vs 1)
More modern manufacturing process (10nm vs 90nm)