Intel Xeon W 2123 's Advantages
Released 5 years and 9 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.6GHz vs 2.1GHz)
Opteron 6272 's Advantages
Larger L3 cache size (16MB vs 8.25MB)
Lower TDP (115W vs 120W)