Can you crossfire a 7770 amd 7750

If your card requires supplementary power and must be connected directly to the power supply, locate the appropriate power connector cable s from the power supply and connect it or them to the graphics card's supplementary power connector s. Note: If applicable, before installing a card that requires a supplementary power connection, make sure your existing power supply has such a connection available.

Tip: The location of power connections may vary between models. They can be located on either the side or back of the card. Fasten the graphics card securely to the back panel. Make sure no internal cables are interfering with components inside the computer for example, a cooling fan , and then replace the computer cover. Reconnect any cables you have disconnected during installation, and then plug in the computer's power cord.

Turn on the monitor, and then the computer. If you have properly installed the graphics card, the computer should start normally. Chapter 3 Software Installation This chapter describes the installation of the software and drivers associated with your AMD Radeon product. When you install a new graphics card, you must also install the driver and configuration software the card requires to function properly. You also need to install or reinstall your AMD Radeon drivers when you have reinstalled or upgraded your operating system or when you download updated drivers from AMD's Web site: support.

Note: When reinstalling drivers, always uninstall any previous drivers that are on your system, even if they are for the same graphics card. Always start "fresh. Note: The installation dialog displays in English if the operating systems language is not supported. Software is provided to both operate and take advantage of all the features of the graphics card.

Software includes: The graphics card drivers. The Control Center software application. HydraVision software included in the custom install.

SurroundView software included in the custom install. AMD Video Converter software included in the custom install. Insert the Software and Documentation CD. From the menu that appears, click Software Install. Follow the on-screen instructions. When prompted, select either Express or Custom.

Not all software components are installed using the Express installation. Custom installation allows you to select individual software components for installation. Tip: If the installer fails to install the driver, or you have a software conflict, you can download the latest software from support.

Chapter 4 Display Configuration This section describes how to configure displays and lists available display connections for your graphics card.

Note: The baseplate may not appear exactly as depicted. Carries video and audio signals to HDMI- compliant devices.

Carries video and audio signals to DisplayPort- compliant devices. For best graphics performance and quality, always use native connections, when available. In general, more displays can be supported with DisplayPort adapters and active dongles than with passive ones.

You can connect more than one display to a DisplayPort connection using a daisy chain configuration or a hub multi-display support is made possible through the DisplayPort v1. The following table shows some examples of multiple display configurations; A indicates an active adapter is used and P indicates a passive adapter is used.

Once displays are connected to the graphics card, you can change how your displays are configured using the Control Center software application. Turn off your computer and display. Plug the adapter into the connection from your AMD Radeon graphics card and tighten the thumbscrews if there are any. Connect your display's cable to the adapter and tighten the thumbscrews if there are any.

Turn on your display first, then your computer. Use the Control Center software application to configure the new display. Right-click on the desktop and, in the shortcut that appears, click Properties. The Display Properties dialog appears. Click the Settings tab and then select the screen resolution and color depth that best suit your requirements and the displays performance. Click Advanced and then select the Monitor tab. Choose a refresh rate from the drop-down list.

Caution: Choosing a refresh rate unsupported by the display may damage it. Consult the displays documentation if necessary. Click OK. Once you have configured the main display you can configure any other displays that are connected. To configure another display, do the following: a. Note: The Control Center software application can also enable and configure multiple monitors. To access the basic multi-monitor configuration settings, click the Settings tab.

Select the monitor icon identified by the number 2. Note: When using multiple monitors with the graphics card, one monitor will always be the primary display, additional monitors will be designated as secondary. Click Extend my Windows desktop onto this monitor. Set the Screen Resolution and Color Quality as appropriate for the second monitor. It enables multiple graphics processors installed in a single computer to work together to improve system performance, creating a high-performance gaming platform.

Once your graphics cards have been installed, you can enable and configure AMD CrossFire support using the Control Center software application. Note: Consult your system builder or OEM to ensure that your system has an adequate power supply. Make sure the computer, monitor, and other peripheral devices are off. Unplug the computer power cord and disconnect the monitor cable from the back panel of the computer.

Caution: To avoid possible damage to the motherboard, wait approximately 20 seconds after unplugging the power cord before disconnecting a peripheral or removing a component from the motherboard. Remove the computer cover. If necessary, consult the computer manual for help removing the cover. Remove any unneeded graphics cards from the computer. Warning: Some graphics cards can get hot while operating.

Wait approximately five minutes after turning off the computer before touching the card. Locate the PCIe slots on the motherboard.

If necessary, also remove the corresponding back panel cover. Align the new graphics card in the secondary PCIe slot next to the existing graphics card and press firmly until the card is fully seated.

If needed, connect the power supply to the cards. Do not push or pull on the flexible cable. Fasten the graphics cards securely to the back panel. Make sure the cables are not interfering with anything inside the computer for example, a cooling fan and then replace the computer cover. Reconnect any cables you have disconnected and plug in the computer power cord. Turn on the monitor and then the computer. For more information, see the help system for the Control Center application. Advanced ViewPerformance or Gaming.

Select Enable CrossFire. From the list, select the appropriate combination. Note: If the selected combination is not the most optimal choice for your system, a message appears at the bottom of the page notifying you of this. Click Apply. Chapter 6 Using the Control Center Software 6. Use it to manage desktops and displays, optimize your graphics processor for enhanced 3D application and video quality, and configure your CPU for improved power savings or system performance.

You can also use the performance tools in the application to monitor and manage clock speed and memory use for your graphics card to ensure that your AMD product is configured and running as efficiently as possible.

The application provides a Standard View for guided configuration and an Advanced View for quick and easy access to all available features and settings. It also provides a search feature for finding specific pages, as well as the ability to bookmark pages by pinning them within the application.

The following is a list of common configuration tasks that can be completed using the application: Adding and removing displays Rotating displays Setting the main primary display Duplicating and extending desktops Arranging desktops Enabling and disabling 3D application and video settings More information on the application and its available features are provided through the comprehensive Control Center help system. Note: Feature availability varies between AMD products and operating systems.

Right-click anywhere on the desktop. From the shortcut menu that appears, click the Control Center option. Windows Start Menu 1. Click Start on the Windows task bar. Click All Programs followed by the Control Center option. Windows Notification Area 1. From the shortcut menu, click the Control Center option. Desktop Shortcut If you chose to create a desktop shortcut to the Control Center application during the driver installation, double-click the shortcut.

The help system also provides conceptual information on the technologies that are available for your product. Use the following steps to access the help system.

Open the Control Center application. The cards choked in King Arthur II, which was only released in late January and will presumably receive better driver support soon. That sounds great on paper, but is it enough to consider the Crossfired HD series a valid option for budget-minded gamers?

Unfortunately, no -- or at least not yet. We'll start with the HD But again, for such a minor gain, we'd rather opt for the single-card solution. It's common for AMD or Nvidia to add the necessary profiles after a game launches, meaning you'd have to play with a single card until then anyway. Please contact the developer of this form processor to improve this message. Even though the server responded OK, it is possible the submission was not processed.

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