Intel Xeon E 2388G 's Advantages
Higher base frequency (3.2GHz vs 2.1GHz)
Lower TDP (95W vs 500W)
Xeon 6979P 's Advantages
Released 3 years late
Higher specification of memory (8800 vs 3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (504MB vs 16MB)
More modern manufacturing process (5nm vs 14nm)