Intel Xeon E5 2666 v3 's Advantages
Higher base frequency (2.9GHz vs 2.2GHz)
Lower TDP (135W vs 385W)
Intel Xeon Platinum 8593Q 's Advantages
Released 9 years and 1 months late
Higher specification of memory (DDR5-5600 vs DDR4-2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (320MB vs 25MB)
More modern manufacturing process (10nm vs 22nm)