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This PCIe 5.0 12VHPWR sleeved extension cable is tailor-made for GeForce RTX 4070Ti and RTX 4070 graphics cards. It adapts the new 16Pin 12VHPWR interface to dual standard 8Pin ports, easy to match most mainstream modular power supplies. Adopted 16AWG high-quality wire core and durable sleeved sheath, it ensures efficient power transmission and excellent heat resistance. Equipped with cable combs to organize wires perfectly, greatly improving chassis internal layout and heat dissipation. Plug and play, sturdy and durable, ideal for PC building, graphics card upgrade and daily cable replacement.