Intel Xeon E5 2678 v3 's Advantages
Larger L3 cache size (30MB vs 8MB)
Intel Xeon E 2374G 's Advantages
Released 6 years and 8 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Higher base frequency (3.7GHz vs 2.5GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (80W vs 120W)