The GeForce GTX 650 1GB GDDR5 PCIe 3.0 Graphics Card from ASUS features 1GB GDDR5 memory on board and supports DirectX 11 and OpenGL 4.2. It has 384 CUDA cores, and a core clock speed of 1,071 MHz this makes the GTX 650-E best suited to those who need more graphics power than that supplied by onboard graphics.