EKWB EK-Thermosphere GPU Water Block (Nickel Plexi) Perfect for any graphics card that doesn't have a full cover water block available for it Compatibility: Nvidia GeForce, AMD Radeon EK-Thermosphere can also work flawlessly with reversed water flow which does not affect the cooling performance Up to four EK-Thermosphere water blocks can be used on a single ATX form factor motherboard by using EK-FC Terminals Base: Nickel | Top: Plexi