The CORSAIR Hydro X Series XG5 RGB 30-SERIES FOUNDERS EDITION GPU Water Block is a fully transparent total conversion copper water block for your NVIDIA GeForce RTX 3090 Ti graphics card. Precision CNC-milled nickel-plated copper construction and more than 50 high-density cooling fins positioned over the GPU maximize thermal transfer and surface area. A fully transparent flow path and discrete RGB lighting puts your graphics card on full display. Combine with a CORSAIR iCUE Controller (sold separately) and powerful CORSAIR iCUE software to customize your lighting or use the included ARGB adapter cable for motherboard control. With pre-applied thermal material, standard G1/4” threads and easy to follow step-by-step instructions, it's never been easier to unlock the true potential of your NVIDIA GeForce RTX 30-Series GPU.