ASUS NVIDIA GEForce GT730 - GT730-SL-1GD3-BRK - 1024MB GDDR3, PCI Express 2.0, OpenGL 4.3, 902MHz, 64 bit. It is equipped with Super Alloy Power which reaches 15% performance increase, 2.5 times longer product lifespan and 35oC cooler operation. Exclusive ASUS-designed 0dB silent cooling heatsinks with large surface areas effectively cool graphics cards passively so absolutely no sound is produced while running. ASUS GT730-SL-1GD3-BRK comes with exclusive GPU Tweak utility, which allows users to modify clock speeds and voltages. Also, the Low Profile Design is perfect for mini-ITX PCs. Microsoft Windows 8 compatible.