PCIe-8371

涨价非常厉害。

PCA3

https://www.terasic.com.tw/cgi-bin/page/archive.pl?Language=English&CategoryNo=65&No=1143

PCA3 (PCIe Cable Adapter, Gen 3) is a conversion card to connect boards with your host PC. It can support up to PCIe Gen 3 x4. Users with boards such as Terasic TR4 and TR5 can establish high-speed data transmission through this card and the PCIe cable via PCIe connector to any host PC. It provides automatic rate-detect and adaptation to PCIe Gen-1, Gen-2, and Gen-3 speeds.

具体的软件层面的东西，还需要一定的时间