Opteron 6180 SE 's Advantages
Higher base frequency (2.5GHz vs 2.1GHz)
Intel Xeon w3 2423 's Advantages
Released 12 years late
Higher specification of memory (DDR5-4400 vs DDR3-1333)
Newer PCIe version (5 vs 2)
Larger L3 cache size (15MB vs 12MB)
Lower TDP (120W vs 140W)