AMD Threadripper PRO 7965WX 's Advantages
Newer PCIe version (5 vs 4)
Larger L3 cache size (128MB vs 16MB)
AMD Ryzen Embedded 8645HS 's Advantages
Released 6 months late
Higher specification of memory (DDR5-5600 vs DDR5-5200)
Higher base frequency (4.3GHz vs 4.2GHz)
More modern manufacturing process (4nm vs 5nm)
Lower TDP (45W vs 350W)