The NVIDIA Quadro4 8X AGP XGL offers twice the bus bandwidth between the processor and the graphics card, increasing data throughout for graphically intense applications. NVIDIA Quadro4 8X AGP also features NVIDIA's revolutionary nView multi-display technology offering improved productivity for every workstation professional. The NVIDIA Quadro4 580 XGL features 64MB of on-board DDR SDRAM graphics memory, NVIDIA's Lightspeed Memory Architecture II (LMA II) and a single high-density connector providing support for dual-analog and/or digital displays.