Intel Xeon E 2388G 's Advantages
Released 6 years and 6 months late
Higher specification of memory (3200 vs 4)
Newer PCIe version (4 vs 3)
Higher base frequency (3.2GHz vs 2.2GHz)
Larger L3 cache size (16MB vs 1.5MB)
Intel Xeon D 1520 's Advantages
Lower TDP (45W vs 95W)