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 R820 Version 2.2.3

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 R820 BIOS Version 2.2.3
Recommended

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Fixes & Enhancements

Enhancements
==========
* Updated Intel processor and memory reference codes to Rev V2.00.00.05.
* Updated Intel Xeon processor E5-4600 V2 product family microcode to 427.
* Updated Intel chipset configuration compliant with latest BIOS specification updates Rev (2.0.7).
* Updated iDRAC HII configurator UEFI driver to v1.60.60.02.
- In the iDRAC Settings Utility, on the iDRAC Settings page, the name OS to iDRAC Pass Through is changed to Communications Permissions.
* Set Mellanox PCIe devices Max_Read_Request_Size as 4096 bytes to improve performance.

Fixes
=====
* Corrected an issue where L1 Cache Operational Mode is reported incorrectly as Write-Through in SMBIOS. All L1/L2/L3 should be Write-Back .
* Corrected an issue where a complex sequence of internal processor events may result in unexpected page faults or use of incorrect page translations if EPT (Extended Page Tables) is enabled. Due to this error, a guest may crash or experience unpredictable system behavior.
*Corrected an issue where BIOS cannot read Extended PCIe Capabilities on devices other than CPU1 using UEFI interfaces.
* Corrected an issue in the IHV SCT test where the responses to the invalid passing parameters are incorrect.
* Corrected an issue in System Setup where the system was truncating device names in the Device Settings page when Console Redirection was active.
* Corrected BIOS/iDRAC Console Redirection interface issue that could change BIOS Setup settings to defaults.
* Corrected an issue where the CPU frequency throttles due to a UPS selftest.
Read More

Version

2.2.3, 2.2.3

Release date

14 Oct 2014

Download Type

System BIOS

Category

BIOS

Importance

Recommended
Dell 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

File Format: Update Package for MS Windows 64-Bit.
File Name: R820_BIOS_NC1W7_WN64_2.2.3.EXE
File Size: 23.05 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:
d9bf7eea2be0eb0e84d54bd9c92b4df0
SHA1:
2c23419ea6c218c62107dc6d5f56b35133b35f7e
SHA-256:
616fe2a7d26c02fc21f9421f4733ce5a71b22d5dc21b0d3a9489f48d4b70ca39

File Format: A GnuPG file which contains a cryptographic signature
File Name: R820_BIOS_NC1W7_LN_2.2.3.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:
028b708ba350fff0d7b2f1cef48735e6
SHA1:
65f060b774ba578fb20368d5841eb8e4bc939b03
SHA-256:
7753704d9770a2a7d1a45434b4fec0801968ee2cbe53b5b280d31160f1c14778

File Format: A self-extracting file for use in 64-bit machines
File Name: R820-020203C.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:
51a1cb0932ef93805f849373e48f4739
SHA1:
24b98fc9f7f5e584c0576aac47c3dad41456808c
SHA-256:
905c7fd0c731a9f2c82f1cacd141f71155ceb1c22c8b2be29d88885ef57d4a0a

File Format: Flash BIOS executable
File Name: R820-020203C.exe
File Size: 3.16 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:
82fdc54d85909ecbce19180e1d25becd
SHA1:
dee903d1ef522d25bc2552566fc57162668d1f0b
SHA-256:
8297da69a0537a2628cb84ce804ac77b35fd575a281e489e6a8765bc6a1815ae

File Format: An archive of PDF files to provide help and procedural information to the customers
File Name: R820_BIOS_02_02_03_Release_Notes.pdf
File Size: 262.08 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:
10b481512944c9fed255db73b8af0fec
SHA1:
3d255696b8655b34df57f56c4eee6d7530adf27f
SHA-256:
ac42479f542c3bef3a3f7ec74ed8a64c25282bb631239eb5bd0a9ffd8cf7f1c1

File Format: External release notes
File Name: R820_BIOS_02_02_03_Release_Notes.txt
File Size: 17.28 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:
7ae4d9dafffb65870a25767352f6d1ea
SHA1:
6a404101dd6e08cc52b79688de26d77e24dc58c1
SHA-256:
ba253fe205bbd97840ca8aef9e01b97e371643f0e8d4a96a56ef39ae7e33155b

File Format: Update Package for MS Windows 32-Bit
File Name: R820_BIOS_NC1W7_WN32_2.2.3.EXE
File Size: 15.02 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:
940bb3e846b34099596502a73977d7ed
SHA1:
7deacabba91becda255da7b1592ccbcff0443d70
SHA-256:
034f0a21f1f422e88be4f76b81a365f961f4d75d472248f96b6c760b8a2de1fa

File Format: Update Package for Red Hat Linux
File Name: R820_BIOS_NC1W7_LN_2.2.3.BIN
File Size: 15.18 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.
To ensure the integrity of your download, please verify the checksum value.
MD5:
5ec8c8a45bb0715991cadebadbacd7e9
SHA1:
f80b5face803f669486051a7c47e47b8eab9ef3a
SHA-256:
23812e519351dcb149095e6bf1dc04a82306e9feeaf351fc3d9a19465998f29c

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

Additional details

Show All | Hide All
Server BIOS 12G
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" 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
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 by the 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.

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