How to Overclock the Mobile Intel 945 PM Express Chipset

Written by justin a. mann
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How to Overclock the Mobile Intel 945 PM Express Chipset
Speed up your system by overclocking the Mobile Intel 945 PM Express Chipset. (video card image by Florin Capilnean from Fotolia.com)

Mobile Intel 945 PM Express Chipsets are used in mobile PCs such as laptops. Chipsets are groups of connected computer chips and circuits that perform vital functions for the laptop. The Mobile Intel 945 PM Express Chipset allows the motherboard to interface with other components in the laptop. Overclocking the Mobile Intel 945 PM Express Chipset overclocks many components used with the chipset, like the CPU. Overclocking speeds up computer components and increases their operating efficiency, at the cost of extra heat produced.

Skill level:
Moderate

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Instructions

  1. 1

    Boot the laptop containing the Mobile Intel 945 PM Express Chipset. Hold the "Esc" key during boot to navigate into the boot menu. Highlight and select the option labelled "BIOS."

  2. 2

    Move the cursor to the "Bus" or "External Bus" option and press Enter. Put the cursor on the value next to the "Front Side Bus Speed" field and press Enter. Press the up-arrow keyboard key once to increase the value, and then press Enter to accept the change. This raises the Mobile Intel 945 PM Express Chipset's front bus speed.

  3. 3

    Move the cursor to the "CPU" or "CPU Core" option and press Enter. Put the cursor on the value next to "Multiplier" and press Enter. Press the up-arrow keyboard key once to increase the value and press Enter to accept the change. This speeds up the Mobile Intel 945 PM Express Chipset's multiplier frequency.

  4. 4

    Navigate back to the main start-up menu. Highlight the "Exit and Save Changes" option and press Enter. The Mobile Intel 945 PM Express Chipset is now overclocked.

Tips and warnings

  • To restore the default settings of your laptop's BIOS, press the "Restore to Defaults" option in the BIOS menu.
  • Overclocking the Mobile Intel 945 PM Express Chipset may void all warranties on your laptop.

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