Phanteks' Glacier G4090 GIGABYTE Water Block provides a high-performance water-cooling solution custom-designed for the latest GIGABYTE AORUS MASTER / GAMING RTX 4090 cards. Designed using premium materials, the Glacier G4090 GIGABYTE Water Block features an aluminum cover, nickel-plated copper base, clear transparent acrylic top, and VITON sealing from the Automotive and Aerospace Industries to ensure the best reliability and longevity. Glacier G4090 GIGABYTE Water Block comes with integrated D-RGB lighting that beautifully complements the water block and can synchronize with Phanteks' D-RGB accessories and compatible third-party products. Lastly, the included CNC machined black anodized or chrome plating aluminum backplate covers the whole length of the graphic card with a minimalistic and elegant design that features thermal pads to help improve cooling of the RAM and VRM on the back of the PCB. Compatibility: GIGABYTE AORUS GeForce RTX® 4090 MASTER 24G, GIGABYTE GeForce RTX® 4090 GAMING OC 24G. Color: Chrome – Aluminum Cover. RGB LED type: Digital RGB LED strip hard board (+5V, data, empty, Ground). LED Number: 15 pcs. Water Block Materials: Copper Base, Nickel plated, Acrylic Cover, Aluminum Covers (Anodized), Brass Stop Fitting (Black), Viton o-rings. Water Block Dimensions (LxWxH): 11.51 x 4.94 x 1 in (292.31 x 125.47 x 26 mm). Water Block Weight : 1335.6 g (2.94 lbs). Backplate Materials: Aluminum Covers (Anodized), Mylar layer with 0.25mm thickness. Backplate Dimensions (LxWxH): 10.27 x 4.94 x 0.04 in (260.76 x 125.24 x 1 mm). Backplate Weight: 113.3 g (0.25 lbs).