This utility will install the originally shipped version of the NVIDIA GeForce GT 640M LE for the Sony VAIO® computers listed below.
- NVIDIA GeForce GT 640M LE version 184.108.40.2067
- NVIDIA Control Panel version 4.8.750.0
Please switch to the “SPEED” switcher for installing the Nvidia driver.
IMPORTANT NOTES: PLEASE READ CAREFULLY.
This utility is only for use with the following Sony VAIO® Computers
Do not install this utility with any other model of computer (including other Sony computers sold worldwide).
During the installation of this update, be sure that you are logged in as the Administrator or as a user with Administrative rights.
To ensure that no other program interferes with the installation, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.
It is highly recommended that you print out these instructions as a reference during the installation process.
Download And Installation Instructions
Please follow the steps below to download and install the driver.
- Download the .exe file to a temporary or download directory (please note this directory for reference).
- Go to the directory where the file was downloaded and double-click the .EXE file to begin the installation.
- At User Account Control click Yes
- If the Select Language window appears, select the language you wish to use and click the OK.
- At Select Country please select the country you want for this installation and click Next
- At the Welcome to Driver Setup Program, click Next.
- Read the Software License Agreement and click I Agree.
- At the Finished screen, click Finish.
- At This system must be restarted to complete the installation, click OK to reboot the system.
The installation of the driver is completed.
- 64 bit
- 209.72 Mb