Features: Brand new and high quality Ultra High Speed PCIe 4.0 :Latest high-speed technology is tested at 45% faster than PCIe 3.0. Cable has dual-layered PCIe lower lines to reduce power signal noise and provide stable power. No Need BIOS Set :Plug and play without setting the BIOS or WUE. High-speed transmission: 27Gbps High-speed transmission . Gold-Plated Pin Connectors :5U Gold plated contacts provide the ultimate durability, protects from oxidation, and enhances signal integrity. Reverse PCIe Connector :Reverse connection for Suitable for a narrow space in an ITA chassis, perfect for showing off graphics card. Heavy Duty Shielding :Flat belt sleeves with heavy duty shielding to achieve high transmission efficiency while maintaining cable flexibility for easy installation. Compatible with all latest graphics cards : RTX3090, RTX3080ti, RTX3080, RTX3070ti, RTX3070, RTX3060ti, RTX3060, RX6900XT, RX6800XT, RX6800, RX6700XT, RX6600XT, RX5700XT, RX5500XT and MORE / Chipset - X570, B550, Z590, and future new GPUs & Chipsets. Specifications: Product name: PCIe 4.0 x16 extension cable Size: approx. Length 20x12.4cm/7.87x4.88in Color: White, Black (optional) Package Includes: 1 x Pcie 4.0 Double Reverse Riser Cable note: Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!