The first 64 K Block above 1 MB can be accessed in standard mode via address line A20. This option may speed up older computers. With the Normal setting it is accessed via the keyboard controller. This should be set to Fast, in order to activate access through the chipset. Gate A20 Optionĭefines how the memory above 1MB is accessed. "First Boot Device", "Second Boot Device" or "Third Boot Device". The Enabled setting enables the BIOS to try all three types, i.e. This option offers two choices: Enabled or Disabled. First set the drive to be used as boot drive. This setting is used for booting, if the first and second boot device are not available. This setting is used for booting, if the first boot device is not available. Here you can specify which drive should boot first. However, not all POST tests are carried out. Booting will be up to 50 seconds faster with 64 MB RAM or more. If this option is enabled the computer will start significantly faster. Setting options: Enable (standard) - cache activated, Disabled - cache deactivated. If the CPU requests data, the system transfers theses data from the main DRAM to the cache memory for faster access by the CPU. The cache memory is an additional memory that is substantially faster than the conventional DRAM (system memory). after reinstallation of an operating system, is confirmed), Disabled (boot sectors are not verified). Setting options: Enabled (a virus warning may appear until it is acknowledged with Confirm or switched off (Disabled)), Confirm (a required boot sector modification, e.g. On start-up the boot sectors are checked for changes since the last start. This menu item can be used for setting the CPU behaviour for thermal profiles. ↑ ↓ → ← :Move Enter:Select +/-/PU/PD:Value F10:Save ESC:Exit F1:Helpį5: Previous Values F6: Fail-Safe Defaults F7: Optimized Defaults CPU Feature
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