AMD Ryzen Threadripper 3990X 's Advantages
Larger memory bandwidth (95.37GB/s vs 76.8GB/s)
Larger L3 cache size (128MB vs 32MB)
KaiXian KX 7000 8 's Advantages
Released 3 years and 11 months late
Integrated graphics card
Higher specification of memory (DDR5-4800 vs DDR4-3200)
Higher base frequency (3.0GHz vs 2.9GHz)
Lower TDP (95W vs 280W)