Intel Xeon W 3345 's Advantages
Released 6 years and 1 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Higher base frequency (3GHz vs 2.8GHz)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E7 8891 v3 's Advantages
Larger L3 cache size (45MB vs 36MB)
Lower TDP (165W vs 250W)