Hello,
You are watching a Mac Pro 8 PIN PCI-E Power Connector.
Cable length: 14.5 inches
Mac Pro 6 PIN to PCI-E 8 PIN Adapter:
This adapter is designed to connect Mac Pro Video Card to Mac Pro Motherboard.
Buy it now at USD $3.99 only
Free Airmail shipping to anywhere worldwide
Feel free to ask me if you have any question.
Thanks so much for your interest