Gigabyte GV-R557OC-1GI Manual - Page 5
Introduction - radeon
UPC - 818313010148
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1. Introduction 1.1. Features • Powered by ATI RadeonTMHD 5570 Graphics Processing Unit (GPU) • Supports PCI Express 2.1 • Integrated with 1 GB GDDR5 memory(For GV-R557D5-1GI only) • Integrated with 1 GB DDR3 memory(For GV-R557OC-1GI/GV-R557-1GH only) • Supports DirectX 11 • Supports CrossFireXTM • Supports 1 Dual-Link DVI-I connector • Supports 1 D-Sub connector • Supports 1 HDMI connector 1.2. Minimum System Requirements • Hardware - Intel® Pentium® 4/CoreTM 2 or AMD AthlonTM /PhenomTM - 1 GB or more of system memory for best performance - Optical drive for software installation (CD-ROM or DVD-ROM drive) - A power supply that provides at least 400-watt is required. The power supply should be with a known brand and certified to conform to safety regulations. (For the list of certified power supplies, go to http://ati.amd.com/certifiedpsu.) • Operating System - Windows® 7 - Windows® Vista - Windows® XP with Service Pack 2 (SP2) - Windows® XP Professional x64 Edition • CrossFireXTM Configuration If you are planning on using this graphics card as part of a CrossFireX system, the following is required: - A CrossFireX certified motherboard with two PCI Express x16 slots and correct chipset driver - Two GV-R557D5-1GI/GV-R557OC-1GI/GV-R557-1GH - A power supply that provides at least 450-watt is required. The power supply should be with a known brand and certified to conform to safety regulations. (For the list of certified power supplies, go to http://ati.amd.com/certifiedpsu.) - Two CrossFire bridge interconnect cables - 5 - Introduction