CableMod's PRO ModFlex RT 12VHPWR PCIe cable is compatible with Corsair power supplies, including the HX1500i model. This cable is designed specifically as a replacement cable for Corsair power supplies, allowing GPUs with a 12VHPWR port to be powered from traditional 8-pin PCIe connectors. It measures 60 cm and is equipped with 16-pin to dual 8-pin PCIe connectors, matching the needs of high-end Corsair power supplies such as the HX1500i.