Intel Xeon D 1557 's Advantages
Lower TDP (45W vs 205W)
Intel Xeon Platinum 8270 's Advantages
Released 2 years and 10 months late
Higher specification of memory (DDR4 vs DDR3)
Higher base frequency (2.7GHz vs 1.5GHz)
Larger L3 cache size (35.75MB vs 1.5MB)