AMD Ryzen Embedded 8645HS 's Advantages
Released 5 years late
Higher specification of memory (DDR5-5600 vs DDR4-2933)
Newer PCIe version (4 vs 3)
Higher base frequency (4.3GHz vs 2.1GHz)
Lower TDP (45W vs 250W)
Intel Xeon Platinum 9221 's Advantages
Larger L3 cache size (71.5MB vs 16MB)