Compatible with GIGABYTE AORUS MASTER / GAMING RTX 4090 graphic cards Full water-block that covers the entire PCB for direct cooling 10mm copper base for a higher level of heat dissipation and transfer Greater fin surface area with reduced flow resistance for an outstanding cooling performance Viton Rubber Washer for retaining seal force and prevent leaks Digital-RGB Lighting Synchronization with Phanteks D-RGB products and compatible motherboard Addressable RGB lighting