Intel Xeon E 2388G 's Advantages
Released 6 years and 3 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Higher base frequency (3.2GHz vs 2.5GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (95W vs 165W)
Intel Xeon E7 8890 v3 's Advantages
Larger L3 cache size (45MB vs 16MB)