Intel Xeon E3 1230 v3 's Advantages
Higher base frequency (3.3GHz vs 2.2GHz)
Lower TDP (80W vs 250W)
Xeon 6731E 's Advantages
Released 11 years late
Higher specification of memory (5600 vs 1600)
Newer PCIe version (5 vs 3)
Larger L3 cache size (96MB vs 8MB)
More modern manufacturing process (5nm vs 22nm)