Intel Xeon E5 2648L v3 's Advantages
Released 8 months late
Higher specification of memory (2133 vs 1600)
Newer PCIe version (3 vs 2)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (75W vs 99W)
Opteron 6338P 's Advantages
Higher base frequency (2.3GHz vs 1.8GHz)