Works reliably, but make sure you have a power supply good enough to power the GPU.
Does what it takes. If your PSU only has a six pin connector and you have a GPU that requires two. ss, this is for you. Just make sure your power supply provides enough current to run your GPU that you want to turn on.
Pros
6-pin PCIe Dual Molex Male to Female Cable provides a convenient power solution for dual Molex graphics cards; Ideal for graphics cards that require more performance