"CrossFire" in English refers to AMD multi-card crossfire technology. Multi-graphics card technology is to make two or more graphics cards work together, that is to say, the chipset supports multi-graphics card parallel technology that can improve the graphics processing ability of the system or meet some special needs. Generally speaking, the realization of multi-graphics technology needs the support of motherboard chipset, display chip and driver.
A 10-5800K is equipped with nuclear display HD7660D, which can exchange fire with independent graphics cards such as HD6570 or HD6670, but not with N card. N multi-card interconnection technology is called SLI, and it must be the same model.