XFX PVT98WYDFH GeForce 9800 GTX+ 512MB DDR3 PCI-E 2.0 Video Card XFX GeForce 9800GTX+ 512 MB GDDR3 PCI Express Video Card General Features: NVIDIA GeForce 9800GTX+ chipset 512 MB GDDR3 memory PCI Express 2.0 interface Core Clock: 738 MHz Memory Clock: 2200 MHz 256-bit memory interface 1836 MHz Shader Clock 400 MHz RAMDAC NVIDIA Unified Architecture Full Microsoft DirectX 10 support OpenGL 2.1 optimizations and support Advanced Spatial-Temporal De-Interlacing