XFX cable set. There are 7 cables in total. Five are unused and two have been used. I am unsure which series they belong to. I've been told you can email the company to identify them but haven't done it myself. This is what AI has identified them as. Take it with a grain of salt:(2) PCI-E 6+2 pin cable for graphics card power. The 8-pin PSU-side connector on the other end plugs into the PSU.(1) Molex-to-fan/peripheral adapter, the short Molex 4-pin splitting to small 4-pin connectors.(2) Molex + SATA combo cables peripheral power for older drives(2) SATA power cable for 3 drives