VisionTek Radeon 900366 HD 5450 Graphic card works on PCI Express host interface and provides high resolution graphics of 1920 x 1200 for effective display. The graphic card is apt for providing advanced graphics and display features. Operates in CrossFireX multi-GPU technology and features 650 MHz RAM digital to analog converter speed to offer significant performance. Features small form factor with a short bracket for effortless installation and supports DirectX 11.0, 4 x VGA application software interfaces. Compatible with Windows Vista and Windows 7 operating systems. Perfect for providing seamless HD gaming experience with high definition image quality, video playback, editing and transferring content to portable media players..CrossFireX multi-GPU technology connects 4 GPUs to one system.Has s DDR3 SDRAM memory technology with 1GB standard memory for efficient data storage.Supports up to 4 monitors for flexibility.Compatible with x16 PCI 2.0 Express slot.Measures 2.4" H x 6.7" D.Works with Windows Vista, Windows 7, Windows 8, All Versions of Windows XP - Only supports two monitor display operating systems.Supports VGA analog x1, VGA analog x2, VGA analog x3 SFF modes.Graphic card is ideal for better video quality.Offers VGA analog x1, VGA analog x2, VGA analog x3 mechanisms.Comes with 3 years warranty enhances performance of your system.Includes VisionTek Radeon HD 5570 4 port VGA VHDCI, 4-port VGA VHDCI cable, driver CD, tall bracket for ATX conversion.DVD drive for DVD playback mode.ATI Radeon HD 5570 chipset offers great graphics processing power.Supports analog signals.VisionTek Radeon HD 5570 Graphic card with 80 stream processors includes 1GB, DDR3 SDRAM memory for efficient data storage. Suitable for use with personnel computers.