Intel Xeon D 1537 's Advantages
Lower TDP (35W vs 80W)
Intel Xeon E 2378G 's Advantages
Released 5 years and 10 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Higher base frequency (2.8GHz vs 1.7GHz)
Larger L3 cache size (16MB vs 1.5MB)