These are additional power supply cables for EVGA SuperNOVA series power supplies, enabling them to hook up to motherboards which require dual 8-pin CPU power connections.
Model: EVGA Dual_8pin
Confirmed compatible with EVGA SuperNOVA 1000W, 1200W, and 1600W P2 power supplies. Allows for the powering of 2 8pin CPU power connectors on a motherboard from a single 8pin plug from the power supply.