Opteron 6366 HE 's Advantages
Lower TDP (85W vs 130W)
Intel Xeon w3 2425 's Advantages
Released 10 years and 3 months late
Higher specification of memory (4400 vs 1866)
Newer PCIe version (5 vs 2)
Higher base frequency (3GHz vs 1.8GHz)
Larger L3 cache size (15MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)