Intel Xeon W 3345 's Advantages
Released 6 years and 10 months late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Higher base frequency (3GHz vs 2.9GHz)
Larger L3 cache size (36MB vs 25MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 1681 v3 's Advantages
Lower TDP (135W vs 250W)