Thermaltake Cl-W0153 Tmg Nd4 Lcs Vga Cooler For Nvidia P/N - CL-W0153 Compatibility - nVidia G8800 GTX Dimension - 199.4(L)x 96.9(W)x 36.5(H)mm Waterblock Material - Brazing pure copper waterblock Heatsink Material - Aluminum fin