Opteron 8360 SE (B3) 's Advantages
Lower TDP (119W vs 140W)
Intel Xeon W 2155 's Advantages
Released 9 years and 4 months late
Higher specification of memory (2666 vs 667)
Higher base frequency (3.3GHz vs 2.5GHz)
Larger L3 cache size (13.75MB vs 2MB)
More modern manufacturing process (14nm vs 65nm)