Intel Xeon D 1521 's Advantages
Lower TDP (45W vs 250W)
Intel Xeon Platinum 8380H 's Advantages
Released 5 years and 5 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Higher base frequency (2.9GHz vs 2.4GHz)
Larger L3 cache size (38.5MB vs 1.5MB)