Thermaltake today announced the Pacific W4 RGB CPU water block. The block is characterized by a circular acrylic top with an RGB LED lighting element that can be controlled with an included LED controller. You can choose from 256 colors for the lighting. Under the top is a rectangular block made of nickel-plated copper, with a micro-fin lattice for high heat dissipation. The base features a mirror finish. Detachable retention modules come with support for most Intel and AMD sockets, including LGA2011v3, LGA115x, AM3(+), FM2(+), and the upcoming AM4 socket. The block comes with standard G 1/4 threading, fittings are not included.