Intel Xeon W 2102 's Advantages
Released 7 years and 5 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (2.9GHz vs 1.9GHz)
Opteron 6168 's Advantages
Larger L3 cache size (12MB vs 8.25MB)
Lower TDP (115W vs 120W)