Compare Hewlett Packard Matrox Millennium G400, (16 MB) AGP Video Card to Hewlett Packard GN502AA, (256 MB) PCI Express Video Card

Armed with the industry's fastest graphics chip, the Millennium G400 Series takes explosive acceleration two steps further by adding unprecedented image quality, along with the most versatile display options for all your 3D, 2D and DVD applications. As the most powerful and innovative tools in your PC's arsenal, the Millennium G400 Series will not only change the way you see graphics, but will revolutionize the way you use your computer.??DualHead Display lets you use either an RGB monitor or analog Flat Panel as your primary display and a separate RGB monitor, TV, analog or digital Flat Panel as your secondary display. Unlike traditional multi-monitor solutions that simply allow you to extend your applications across two monitors, DualHead Display offers a variety of unique display features and productivity-enhancing software utilities to help you get the most out of your applications. In addition, Matrox G400 DualHead Display is the only multi-monitor solution available that allo... Less

The award-winning NVIDIA Quadro NVS series is the business standard for multi-display desktop graphics. Combining industry-leading hardware and software, the NVIDIA Quadro NVS series features NVIDIA nView multi-display support for single-, dual-, and quad-display graphics products that deliver unprecedented performance and stability. Less