Xeon E 2278G 's Advantages
Higher base frequency (3.4GHz vs 2.5GHz)
Lower TDP (95W vs 270W)
Intel Xeon W 3375 's Advantages
Released 2 years and 2 months late
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4 vs 3)
Larger L3 cache size (57MB vs 16MB)
More modern manufacturing process (10nm vs 14nm)