Opteron 6272 's Advantages
Larger L3 cache size (16MB vs 11MB)
Lower TDP (115W vs 140W)
Intel Xeon W 2145 '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 (3.7GHz vs 2.1GHz)