Intel Xeon E5 2648L v3 's Advantages
Released 4 years and 6 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (30MB vs 12MB)
Lower TDP (75W vs 115W)
Opteron 6168 's Advantages
Higher base frequency (1.9GHz vs 1.8GHz)