Xeon E 2278G 's Advantages
Higher base frequency (3.4GHz vs 2.4GHz)
Lower TDP (95W vs 225W)
Intel Xeon Platinum 8351N 's Advantages
Released 1 years and 11 months late
Higher specification of memory (DDR4-2933 vs DDR4-2666)
Newer PCIe version (4 vs 3)
Larger L3 cache size (54MB vs 16MB)
More modern manufacturing process (10nm vs 14nm)