Dimension 9150/XPS 400 – Windows 7 and 8.1 64 Bit

Note the XPS 400 and the Dimension 9150 are the same hardware.

This model and Operating System is not supported by Dell.

Recommended Hardware Upgrades

CPU Upgrade

The CPU upgrade will allow for Windows 8.1 64 Bit compatability.

SSD – Solid State Drives

RAM – Random Access Memory 4 GB recommended

Refer to the Service Manual when replacing parts.


See Updating the BIOS.

OS Updates

System utilities






Use the native Audio Driver for Windows 8.1 64 Bit.

Install the registry file and then the audio driver. New untested.

Card Reader

Dell Media Card Reader with Integrated Bluetooth Module (CAB-200), Media Card Reader 19-1 with Integrated Bluetooth*


2 thoughts on “Dimension 9150/XPS 400 – Windows 7 and 8.1 64 Bit

  1. Where’s the most important Windows 7 driver for the Inspiron 9150…..the network driver….can’t connect to Internet without this

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