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The following results are from a test of the system with the ATI card running. A script to switch between ATI discrete graphics with the fglrx driver and Intel integrated graphics with xorg driver through rebooting and selection in the bios is posted here.
Thursday, April 3, 2: More information and download of source and binary available here: Lenovo technical support recommended I install the equivalent Vista driver which they say will run under Windows 7 RTM.
But we need you to upload the dumpfile so that hraphics can help you analyze this issue. Anyone have a clue of what I can do here?
I need help with W switchable graphics – Thinkpads Forum
Switchable graphics- graphcis to startup with integrated? Email Required, but never shown. Thursday, April 17, 9: Since you found that there is devices that not compatible with Windows 8, I suggest you try to contact manufactured and ask them whether is save to install Windows 8. Email Required, but never shown.
Switchable Graphics – ThinkWiki
To restart the cycle I remove both graphics devices from Device Manager and select to delete the files. S500 problem is, that I can’t get it to change back to the dedicated graphics chip unless I reinstall the ATI driver. Anyway, thanks again for the info. For laptop computers, usually the best place to get drivers is from the manufacturer’s website.
W500 switchable graphics problem
Post as a guest Name. Who is online Users browsing this forum: Depending on which Linux version you use, you could have the following effects On Ubuntu 8. So to get optimal battery-life in Linux on ThinkPad with Optimus, you need to switch it off manually or by a script. Bit of a hassle but good to know there’s a workaround. Use the Lenovo Windows 7 driver.
Hi OT Since you found that there is devices that not compatible with Windows 8, I suggest you try to contact manufactured and ask them whether is save to install Windows 8 Why I send you to manufactured, because they will provide better answer.
Thanks for the response and the link I’ve tested my system using both the Intel graphics Energy Savings and the ATI graphics High Performanceand compared those results to three other systems running 64 bit Win 7: Although most the benchmarks produce roughly the same results across different versions of Windows the 2D tests are known to vary wildly as Microsoft keeps tweaking the underlying framework behind the Windows user interface.
It was defaulting to Switchable. Under Linux, the switching so far had to be done by entering BIOS setup and changing between “Internal” low power, integrated”External” high performance, discrete or “Switchable” OS selectable options. Run the ATI Setup. Solution for switchable graphics on windows 7 here: Thanks for the help.
Summary of initial configuration: