Intel Xeon E 2356G 's Advantages
Released 7 years late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Higher base frequency (3.2GHz vs 2.9GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (80W vs 135W)
Intel Xeon E5 1681 v3 's Advantages
Larger L3 cache size (25MB vs 12MB)