Xeon E 2278G 's Advantages
Higher base frequency (3.4GHz vs 1.9GHz)
Larger L3 cache size (16MB vs 15MB)
Xeon D 2712T 's Advantages
Released 2 years and 9 months late
Higher specification of memory (2667 vs 2666)
Newer PCIe version (4 vs 3)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (65W vs 95W)