ENGINEERED FOR PERFORMANCE: We all know that the GPU is the hottest running component in any personal computer, and properly cooling it our #1 priority. The water-cooling block absorbs and exchanges heat quickly, enabling the coolest temps and highest performance vs. any air-cooled graphic card PERIOD. SIMPLE COMPATIBILITY/INSTALL: Full coverage GPU block with straightforward installation allowing you to get up and running quickly. The block is designed to be compatible with Colorful Tomahawk GeForce RTX 4090 NB EX-V. Use with other video cards is not recommended. HIGH-QUALITY DESIGN: Full Metal (Stainless Steel) and Ultra-high purity purple copper plate, which is the highest quality in these characteristics next to silver. Includes GPU block with backplate and all the mounting hardware, thermal paste/pads. Everything needed for installation is included with your block no need to pick up extra parts to get cooling your GPU. INDUSTRY STANDARD MATERIALS: Knowing that your block will