VisionTek ATi Radeon 7000 64 MB DDR2 PCI Graphics Card 900029 Max Resolution - 2048 x 1536 , 1 x D-SUB Port, 2 x DVI Port, S-Video Out Texture Fill Rate - 498 Mtexels/sec, HYPER Z technology PIXEL TAPESTRY 64 MB DDR, Clock Speed 166MHz Operating Systems Supported Windows 98/ME/2000/XP