Sony Support

Intel® Turbo Boost Technology Driver (Windows 7 64bit, Windows XP 32bit/64bit)

Applicable Models

IMPORTANT: This file is only for use with the models identified. Not all models are sold in all countries.

This information is for the following models:

  • VPCCW21FD
  • VPCCW21FX
  • VPCCW22FX
  • VPCCW23FD
  • VPCCW23FX
  • VPCCW25FB
  • VPCCW25FL
  • VPCCW26FX
  • VPCCW27FX
  • VPCCW290L
  • VPCCW290S
  • VPCCW290X
  • VPCCW29FL
  • VPCCW29FS
  • VPCCW29FX
  • VPCCW29GL
  • VPCCW29GS
  • VPCCW29GX
  • VPCCW2AFX
  • VPCCW2BFX
  • VPCCW2CGX
  • VPCCW2DGX
  • VPCCW2EGX
  • VPCCW2FGX
  • VPCCW2GGX
  • VPCCW2HGX
  • VPCCW2JGX
  • VPCCW2KGX
  • VPCCW2LFX
  • VPCCW2MFX
  • VPCCW2MGX
  • VPCCW2NFX
  • VPCCW2PFX
  • VPCCW2QGX
  • VPCCW2RGX
  • VPCCW2SGX
  • VPCCW2TGX
  • VPCCW2UFX
  • VPCCW2VFX
  • VPCF111FB
  • VPCF11QFX

About this download

Benefits and improvements

This utility installs the Intel Turbo Boost Technology driver.

This driver also resolves the yellow exclamation point error Device Manager Exclaimation Point Error that may appear in Device Manager as "PCI Data Acquisition and Signal Processing Controller" which indicates that a driver is not installed for that device.

System Requirements

Operating Systems

  • Windows® 7 64-bit
  • Windows® XP

File Info

File Name

  • EP0000601581.exe

File Version

  • 1.0.0.1030

File Size

  • 5.61 Mb

Release Date

  • 12-02-2009

Before You Start


Important Notes

  • For the Microsoft® Windows® XP operating system, the Microsoft .net Framework version 3.0 or newer is required to install the Intel Turbo Boost Technology driver. Microsoft .net Framework version 3.0 or newer can be installed using Windows Update or from the Microsoft web site.
  • During the installation of this file, 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 for use as a reference during the installation process.

Download & Install


Download and Installation Instructions

  1. 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.
  2. Download the EP0000601581.exe file to a temporary or download directory (please note this directory for reference).
  3. Go to the directory where the file was downloaded and double-click the EP0000601581.exe file to begin the installation.
  4. At the "Intel® Turbo Boost Technology Driver" screen, click "Next".
  5. At the "License Agreement" dialog, read the agreement, then, if you agree, click "I Agree" to continue with the installation.
  6. At the "Welcome to the Setup Program" screen, click "Next".
  7. At the "License Agreement" dialog, read the agreement, then, if you agree, click "Yes" to continue.
  8. At the "Readme File Information" screen, view the Readme file, and then click "Next".
  9. At the "Setup Progress" screen, click "Finish".
  10. At the "Finish" screen, click "Finish".
  11. Restart the computer.

After the computer restarts, the installation of the Intel Turbo Boost Technology Driver is complete.