Intel Xeon E5 2695 v2 's Advantages
Newer PCIe version (3 vs 2)
Higher base frequency (2.4GHz vs 2.3GHz)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Opteron 6338P 's Advantages
Higher specification of memory (1600 vs 3)
Lower TDP (99W vs 115W)