Intel Xeon E 2388G 's Advantages
Released 4 years and 1 months late
Higher specification of memory (DDR4-3200 vs DDR4-2666)
Newer PCIe version (4 vs 3)
Larger L3 cache size (16MB vs 13.75MB)
Lower TDP (95W vs 140W)
Intel Xeon W 2155 's Advantages
Higher base frequency (3.3GHz vs 3.2GHz)