How to upgrade the GPU on the Razer Tomahawk Gaming Desktop

Updated: 12-May-2026 | Answer ID: 3962
This answer will show you how to upgrade the GPU on the Razer Tomahawk Gaming Desktop.

 

Graphics card upgrades on the Razer Tomahawk Gaming Desktop must align with motherboard PCIe specifications, chassis clearance, and power supply capacity. Proper removal, seating, and connector alignment are required to maintain system stability and prevent electrical, thermal, or mechanical damage.

Follow the detailed instructions below to upgrade the GPU on the Razer Tomahawk Gaming Desktop.

  1. Unplug all connections including the AC power cord from the unit.

    Unplug all connections from the Razer Tomahawk

  2. Pull the lever and remove the compartment from the enclosure.

    Pull the lever to remove the compartment from the Razer Tomahawk

  3. Detach the graphics card.

    Note: Skip this step if there is no existing graphics card.

    1. Remove the power connectors.

      Shows the location of the power connectors

    2. Remove the PCI-E thumbscrew.

      Turn the thumbscrew counter-clockwise to remove

    3. Pull out the graphics card from the PCI-E port.

      Pull the GPU from the PCI-E port

  4. Install a new graphics card.

    1. Ensure that the graphics card can fit inside the chassis.

      • The peak height of the graphics card should not exceed 5.51 in (approx. 140 mm) and should have at least 1 in (approx. 25 mm) allowance for the power connectors.

      • See the list of compatible-sized graphics cards for more details.

        Length: 12.6 in / 320 mm 
        Height: 5.51 in / 140 mm
        Width: 1.36 in / 60 mm

        Shows where the PCI-E port and the dimension of the available space for the GPU

    2. Remove the PCI-E slot cover and thumbscrew.

      Unscrew the thumbscrew to remove the PCI-E slot cover

    3. Insert the compatible graphics card into the PCI-E port.

      Insert the GPU to the PCI-E port

    4. Re-insert the PCI-E Thumbscrew.

      Screw in the PCI-E thumbscrew to secure the GPU

    5. Plug in the required power connectors to the graphics card.

      connect the power connectors to the GPU

    6. Slide the compartment back into the enclosure then push the lever to lock.

      Slide the compartment back into the enclosure

  5. Download and install the required drivers for the GPU from the manufacturer.

  6. Restart the Tomahawk and go to BIOS by pressing "F2" while the system is booting up.

  7. Go to "Advanced" > "Video" in the BIOS.

  8. Set "Primary Display" to "IGFX" under Video.

    Select the Internal Graphics to IGFX

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