Acer Aspire 3750Z Service Guide - Page 25

Advanced Chipset Features Field AMD Cool 'n' Quiet AMD-V Memory Hole Remapping Hybrid SLI Primary Video UMA Frame Buffer Size Current UMA Size Description Value Select whether to enable the AMD Cool 'N' Quiet Technology. This technology allows a compliant OS to dynamically adjust the system voltage and core frequency for reduced heat and noise emission. Enabled Disabled Select whether to enable the AMD-V Technology. This technology allows a single platform to run multiple operating systems in independent partitions. Enabled Disabled When enabled, some or all of the memory between the 2 GB and 4 GB limits to addresses above 4 GB. This is a workaround for the PCI hole or PCI memory hole which is a limitation of 32-bit hardware and 32-bit operating systems that causes a computer to appear to have less memory available than is physically installed. Note: This feature is useful for systems running on 64-bit OS and those 32-bit systems that support the Physical Address Extension method. Enabled Disabled Select whether to enable the Hybrid SLI technology when a nVIDIA graphics card is installed. Hybrid SLI increases graphics performance with GeForce® Boost and provides intelligent power management with HybridPower™. Enabled Disabled When a graphics card is installed, you have the option to select which graphics controller to activate. Note: When this field is set to Auto, the graphics controller priority sequence is: PCIE, Onboard, then PCI. Auto PCIE Onboard PCI When a graphics card is installed, you can select how the system video memory (frame buffer) is allotted. Auto 32 MB 64 MB 128 MB 256 MB Displays the size of video memory (located in upper memory area-UMA) detected during boot-up. Aspire Z3750 / Z3751 / Z5750 / Z5751 AIO Computer Service Guide 17