Xeon E 2278G 's Advantages
Larger L3 cache size (16MB vs 8MB)
Intel Xeon E 2374G 's Advantages
Released 2 years and 4 months late
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4 vs 3)
Higher base frequency (3.7GHz vs 3.4GHz)
Lower TDP (80W vs 95W)