Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.
Before updating, please read the installation instructions and important information noted below.
Dell Server BIOS PowerEdge M820 Version 1.6.6
Restart required AUTO INSTALLED This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.PowerEdge M820 BIOS Version 1.6.6
Recommended
Find the best download for your system
Please enter your product details to view the latest driver information for your systemSearch support
Enter your Dell Service Tag or model
Want to look up your product? Enter a product identifier. Show me how
This driver is not compatible
This driver is not applicable for the selected product. Choose another product to re-enter your product details for this driver or visit the Product Support page to view all drivers for a different product.
Sign in to Windows as an admin to use automatic scan. If your're already signed in as an admin and seeing this message, please reboot. Your system is managed by your IT admin and features might be limited.
Find more updates. Use SupportAssist to find all the latest driver updates for your device.
Fixes & Enhancements
* Corrected an issue where Virtual-APIC Page Accesses With 32-Bit PAE Paging May Cause a System Crash.
* Corrected an issue where maximum turbo capability of Xeon processor E5-2690 CPUs can be limited when booting to certain OSes.
* Corrected an issue where system locks-up in POST after an abnormal shutdown under Solaris OS.
* Corrected an intermittent system lock up problem when console redirection is enabled.
* Fixed the ISC (In-System Characterization) feature unexpectedly getting disabled issue.
* Corrected language translation problems in System Setup.
* Corrected a system hang seen with all Dell supported Brocade adapters that are using 3.2.x code base.
(This issue affected Brocade BR1020, BR1741M-K and BR825 cards).
* Fixed an error in BIOS32 INT 1A support.
* Updated SMBios to report correct LRDIMM capacity when not the in "Optimizer" Memory Operating Mode for a fully populated system.
Read More* Corrected an issue where maximum turbo capability of Xeon processor E5-2690 CPUs can be limited when booting to certain OSes.
* Corrected an issue where system locks-up in POST after an abnormal shutdown under Solaris OS.
* Corrected an intermittent system lock up problem when console redirection is enabled.
* Fixed the ISC (In-System Characterization) feature unexpectedly getting disabled issue.
* Corrected language translation problems in System Setup.
* Corrected a system hang seen with all Dell supported Brocade adapters that are using 3.2.x code base.
(This issue affected Brocade BR1020, BR1741M-K and BR825 cards).
* Fixed an error in BIOS32 INT 1A support.
* Updated SMBios to report correct LRDIMM capacity when not the in "Optimizer" Memory Operating Mode for a fully populated system.
Version
1.6.6, 1.6.6
Release date
23 Sep 2013
Download Type
System BIOS
Category
BIOS
Importance
RecommendedDell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats View Important Information
File Format: Update Package for MS Windows 64-Bit.
File Name: BIOS_G6Y72_WN64_1.6.6.EXE
File Size: 20.45 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages in native Microsoft Windows 64-bit format do not require that Microsoft WOW64 be installed on the Microsoft Windows Server.
To ensure the integrity of your download, please verify the checksum value.
MD5:
159b252ca216d12c0fbb51705d43e836
SHA1:
66a9ed129addadd33c3263f105b05e27b61e3fab
SHA-256:
8d4e1fb97b1a2a2f7f4d68aa10a5048f3763479a9ebfccd415060795212b97a4
File Format: A GnuPG file which contains a cryptographic signature
File Name: BIOS_G6Y72_LN_1.6.6.BIN.sign
File Size: 189 Bytes
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
The GnuPG signature for Red Hat Linux Update Package can be used to authenticate Dell's identity in the correlated Red Hat Linux Update Package.
To ensure the integrity of your download, please verify the checksum value.
MD5:
ee85ef75471cc97a24a87a718607ea8b
SHA1:
3cf5b00ebfacfc02e26c0c1bbde37bb8557c4df0
SHA-256:
05a788b9a13618505e0a37ede71eb8fdec4ad5b0c31337ad4cc6fd46d354e661
File Format: A self-extracting file for use in 64-bit machines
File Name: M820-010606C.efi
File Size: 8.08 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file contains compressed content that can be executed from the EFI Shell or EFI Boot Manager. Download the file to the EFI partition on a removable media device. Insert the removable media, then reboot the system and run the program from the EFI Shell or EFI Boot Manager.
To ensure the integrity of your download, please verify the checksum value.
MD5:
32b5a9138b84715016463adbd5f7fa00
SHA1:
8eaa5b8ce6a2149d63feaacee69a2c78c3a02962
SHA-256:
e482fbbe73a6656b642876ce48840319e2c7b30043b4c75d69c0ec22efba5df3
File Format: Raw BIOS executable file - will NOT be repackaged regardless of Repackaging Options
File Name: M820-010606C.exe
File Size: 3.1 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format consists of a BIOS-executable file. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program.
To ensure the integrity of your download, please verify the checksum value.
MD5:
78cf0ee58eea733aa1147597f4c94ee3
SHA1:
913939fd4b78a3097477ad19119866b254200b2c
SHA-256:
6563f45e193199b6cd824f2eafd25d642dcc0e0e2b527a6cf2eb81b4776550ca
File Format: An archive of PDF files to provide help and procedural information to the customers
File Name: M820_BIOS 01 06 06 Release Notes.pdf
File Size: 96.82 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This format consists of an archive of PDF files used to provide help and procedural information to the customer. It is necessary to install the Adobe Acrobat Reader first to view the files in this archive.
To ensure the integrity of your download, please verify the checksum value.
MD5:
9029a87a45cdb94591e4fc4dbd8b6d13
SHA1:
fd10234b525756432d4aa17649c648928130e80f
SHA-256:
cfeda446245626568da45523c763351095d03460152815642ca37dda32fb79d9
File Format: External release notes
File Name: M820_BIOS 01 06 06 Release Notes.txt
File Size: 10.53 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format contains plain text which can be viewed with a standard text editor.
To ensure the integrity of your download, please verify the checksum value.
MD5:
2c34a419f4face0e38d5499f3686432d
SHA1:
a1cce842624b23d625a46e38e551b4c222fb0927
SHA-256:
2098bba889eb112171baf19fb1d3a441f14458ef4c92fb41a3213532821adbc2
File Format: Update Package for MS Windows 32-Bit
File Name: BIOS_G6Y72_WN32_1.6.6.EXE
File Size: 12.82 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages (DUP) in Microsoft Windows 32bit format have been designed to run on Microsoft Windows 64bit Operating Systems. Dell Update Packages (DUP) in Microsoft Windows 64bit format will only run on Microsoft Windows 64bit Operating Systems. When selecting a device driver update be sure to select the one that is appropriate for your operating system.
To ensure the integrity of your download, please verify the checksum value.
MD5:
1be90d1643328389371336efdb32a2b0
SHA1:
3792f387652b41399d5a72dd29471ac275cb92a2
SHA-256:
55a5f281b7b12131b9e690dca23faba20674fad3254e628b9c2576fc89498d50
File Format: Update Package for Red Hat Linux
File Name: BIOS_G6Y72_LN_1.6.6.BIN
File Size: 10.27 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages for Linux can be used as stand-alone applications that ensure that specific validation criteria are met, then apply an update.
Note: Update Packages for Linux are open source. See the Dell Update Packages for Linux Readme for details.
Note: Update Packages for Linux are open source. See the Dell Update Packages for Linux Readme for details.
To ensure the integrity of your download, please verify the checksum value.
MD5:
8736fa2fb1988b2398c0e141e0184a56
SHA1:
af934b765e604fd1d31b41fc210040b3781137bc
SHA-256:
d2da67dd494a04501d637b351baade536f0f392ea589b606ebf33ec359995d6f
By downloading, you accept the terms of the Dell Software License Agreement.
Supported Operating Systems
Not Applicable
Applies to
Server BIOS 12G
Installation instructions
Dell Update Package Instructions for DRMK
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
NOTE: You must provide a DOS bootable media, such as a USB key. This executable file does not create the DOS system files.
1. Browse to the location where you downloaded the file.
2. Update the name of the file to DOS recognizable format (8.3). If you do not update the filename to 8.3 format, the filename will be truncated to 8.3 format.
3. Copy the file to the bootable device.
4. Boot the system to DOS by using the bootable device.
5. Run the executable under DOS. Follow the instructions provided by the flash utility.
----------------------------------------------------------------------
Dell Update Package Instructions for EFI
Download
1. Click the "Download Now" linkto download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
You can update the BIOS using a UEFI shell bootable media, such as a USB key.
1. Copy the file to the bootable device with UEFI shell.
2. Boot the system to UEFI shell by using the bootable device.
3. Run the executable (.efi) under the UEFI shell. Follow the instructions provided by the flash utility.
You can also load this executable directly from BIOS Boot Manager without a UEFI shell bootable media.
1. Copy the file to a USB device
2. Plug in the USB device and press F11 during POST to enter BIOS Boot Manager
3. Navigate to the System Utilities menu and select BIOS Update File Explorer
4. Select the USB device and navigate through the directory contents to find the executable (.efi)
5. Launch the executable and follow the instructions provided bythe flash utility.
----------------------------------------------------------------------
Dell Update Package Instructions for Linux DUP:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Read over the release information presented by executing the "./[model]_BIOS_LX_[revision].BIN --version" command from the shell.
2. Download and install any prerequisites identified in the above step before proceeding.
3. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
4. Run the update by executing "./[model]_BIOS_LX_[version].BIN" from the shell.
5. Follow the remaining prompts to perform the update.
----------------------------------------------------------------------
Dell Update Package Instructions for Windows Dup:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
5. Click the Install button.
6. Follow the remaining prompts to perform the update.
----------------------------------------------------------------------
GnuPG Signature of Dell Update Package Instructions:
Download
1. Click the "Download Now" link to download the file.
2. When the "File Download" window appears, click "Save" to save the file to your hard drive.
Installation
1. Import the Dell public key. (You only need to do once on your system.)
2. Verify the Dell Update Package by using its signature file, [model]_BIOS_LX_[version].BIN.sign
Reboot will be required
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
NOTE: You must provide a DOS bootable media, such as a USB key. This executable file does not create the DOS system files.
1. Browse to the location where you downloaded the file.
2. Update the name of the file to DOS recognizable format (8.3). If you do not update the filename to 8.3 format, the filename will be truncated to 8.3 format.
3. Copy the file to the bootable device.
4. Boot the system to DOS by using the bootable device.
5. Run the executable under DOS. Follow the instructions provided by the flash utility.
----------------------------------------------------------------------
Dell Update Package Instructions for EFI
Download
1. Click the "Download Now" linkto download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
You can update the BIOS using a UEFI shell bootable media, such as a USB key.
1. Copy the file to the bootable device with UEFI shell.
2. Boot the system to UEFI shell by using the bootable device.
3. Run the executable (.efi) under the UEFI shell. Follow the instructions provided by the flash utility.
You can also load this executable directly from BIOS Boot Manager without a UEFI shell bootable media.
1. Copy the file to a USB device
2. Plug in the USB device and press F11 during POST to enter BIOS Boot Manager
3. Navigate to the System Utilities menu and select BIOS Update File Explorer
4. Select the USB device and navigate through the directory contents to find the executable (.efi)
5. Launch the executable and follow the instructions provided bythe flash utility.
----------------------------------------------------------------------
Dell Update Package Instructions for Linux DUP:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Read over the release information presented by executing the "./[model]_BIOS_LX_[revision].BIN --version" command from the shell.
2. Download and install any prerequisites identified in the above step before proceeding.
3. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
4. Run the update by executing "./[model]_BIOS_LX_[version].BIN" from the shell.
5. Follow the remaining prompts to perform the update.
----------------------------------------------------------------------
Dell Update Package Instructions for Windows Dup:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
5. Click the Install button.
6. Follow the remaining prompts to perform the update.
----------------------------------------------------------------------
GnuPG Signature of Dell Update Package Instructions:
Download
1. Click the "Download Now" link to download the file.
2. When the "File Download" window appears, click "Save" to save the file to your hard drive.
Installation
1. Import the Dell public key. (You only need to do once on your system.)
2. Verify the Dell Update Package by using its signature file, [model]_BIOS_LX_[version].BIN.sign
Reboot will be required
Need help with BIOS issues?
Find a solution in Dell's BIOS troubleshooting and usage guide.Drivers help and tutorials
For more downloads go to the Drivers and downloads. For help on using the information on this page, please visit Driver Help and Tutorials.