Gigabyte GA-X99-SOC Champion User Manual - Page 19
Setting up AMD CrossFire, NVIDIA
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1-6 Setting up AMD CrossFire™/NVIDIA® SLI™ Configuration A. System Requirements -- Windows 8.1/8/7 operating system -- A CrossFire/SLI-supported motherboard with two or more PCI Express x16 slots and correct driver -- CrossFire/SLI-ready graphics cards of identical brand and chip and correct driver (Current GPUs that support 3-Way/4-Way CrossFire technology include the ATI Radeon™ HD 3800, HD 4800, HD 5800 series, and AMD Radeon™ HD 6800, HD 6900, HD 7800, and HD 7900 series. Current GPUs that support 3-Way/4-Way SLI technology include the NVIDIA® 8800 GTX, 8800 Ultra, 9800 GTX, GTX 260, GTX 280, GTX 470, GTX 480, GTX 570, GTX 580, GTX 590, and GTX 600 series.) For the latest GPU support information, please refer to the AMD/NVIDIA® website.) (Note 1) -- CrossFire(Note 2)/SLI bridge connectors -- A power supply with sufficient power is recommended (Note 3) (Refer to the manual of your graphics cards for the power requirement) B. Connecting the Graphics Cards Step 1: Observe the steps in "1-5 Installing an Expansion Card" and install CrossFire/ SLI graphics cards on the PCI Express x16 slots. Step 2: Insert the CrossFire(Note 2)/SLI bridge connectors in the CrossFire/SLI gold edge connectors on top of the cards. Step 3: PCIE_1 Plug the display cable into the graphics card on the PCIE_1 slot. PCIE_4 Refer to the table below when an i7-5960X or i7-5930K CPU is installed: 1 Graphics Cards 2 Graphics Cards 3 Graphics Cards 4 Graphics Cards PCIE_1 l l l l PCIE_4 - - - - - - l PCIE_2 - - l l l PCIE_3 - - - - l l PCIE_2 PCIE_3 To set up a 3-Way SLI configuration, use the GC-3SLI-X99 bridge connector. Refer to the table below when an i7-5820K CPU is installed and a 3-Way SLI configuration is to be set up. Make sure to use the GC-3SLI bridge connector. 1 Graphics Cards 2 Graphics Cards 3 Graphics Cards PCIE_1 l l l PCIE_4 - - - - l PCIE_2 - - l l PCIE_3 - - - - - - C. Configuring the Graphics Card Driver C-1. To Enable CrossFire Function After installing the graphics card driver in the operating system, go to the AMD Catalyst Control Center. Browse to Performance\ AMD CrossFireX™ and ensure the Enable AMD CrossFireX check box is selected. If your system has more than two CrossFire cards, select the GPU combination you want to use and click Apply. (Available combination options are dependent on the number of graphics cards.) - 19 - Hardware Installation