Driver Details

Dell XPS L421X System BIOS

Dell XPS L421X System BIOS - A12

Fixes & Enhancements

Update Nvidia VBIOS N13P-GS version [], N13P-GV version [] to support Hynix A-die.


Version A12, A12



Release date

28 Nov 2012

Last Updated

28 Nov 2012



Available formats

File Format:Windows/DOS
File Name:L421XA12W.exe
Download Type:HTTP
File Size: 4MB
Format DescriptionThis file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from Windows 8, Windows 7, Windows XP, Windows 2000, NT, Windows 9X, Windows ME or a MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.

By downloading, you accept the terms of the Dell Software License Agreement.

Other versions

A11,A11 22 Oct 20127:29:55 PM

Compatible Systems

Supported Operating Systems

Windows 7, 32-bit
Windows 7, 64-bit
Windows 8, 64-bit

Applies to

Dell XPS L421X

Installation instructions

1. Download bios file to desktop.
2. Check you've plug AC into your system.
3. Double-click the bios file on the desktop labeled L421XA11W.exe.
4. Click "Yes" to allow the following program.
5. It will extracting and reboot system to flash bios.
* please do not remove the AC power during bios flash.
6. System will restart after bios flash complete.

Important Information

My Download List-#1 (0 )

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This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details
Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).