The RADEON ? X600 128 MB PCIe Graphics Card provides visually stunning gaming experience for the avid gamer by optimizing graphics performance and image quality. This is a half-height card that features a fast and efficient 128 MB DDR SDRAM memory. With image resolutions of up to 1600x1200 pixels, this card offers sharp, vivid images. True color representation is obtained with the 16.7 million color support provided by the card. The Dual 400 MHz RAMDAC chip offers a smooth, responsive gaming experience. This product has been tested and validated on Dell ? systems to ensure it will work with your computer and is compatible with Dell GX620 System. It is supported by Dell ? Technical Support when used with a Dell system.