This is an adapter that converts the 4x8P graphics card power interface to the 40 series graphics card power interface. It converts the old 4x8P power connector to a modern 40 series power connector, allowing old graphics cards to adapt to the new power supply. The 8pin power adapter supports ATX3.0 12V power supply specifications, high-efficiency power supply specifications, and provides more stable and reliable power output. In addition, it can also support a maximum power supply of 600W, which can meet the power supply requirements of most high-performance graphics cards. Power interface specifications: The adapter is equipped with 12+4P power interfaces, which can provide sufficient power output and stability to meet the needs of high-performance graphics cards. The power converter adopts a 180-degree steering power interface design, which can easily adjust the power connection direction to adapt to different chassis layouts and power lines. This makes it more flexible for different computer system configurations. Easy to Install: The power adapter adopts a simple plug-in design, which is easy to install and remove. Just plug it into the graphics card power connector and power connector. Type:Adapter Function:4 8PIN to 12VHPWR12+4P Power:600W Colour:Silver Material:aluminum alloy Size:59x26x14mm Package Contents: 1 * Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.