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 T620 Version 2.4.3

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 T620 BIOS Version 2.4.3
Recommended

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Fixes & Enhancements

Enhancements
==========
* Updated Intel processor and memory reference codes to Rev V2.00.00.05.
* 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 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.
Read More

Version

2.4.3, 2.4.3

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: T620_BIOS_X4YH9_WN64_2.4.3.EXE
File Size: 23.09 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:
ee0b350f7901aea3bee2dbdb6bdfd886
SHA1:
e9021439f11858e16be0faac1374a9f315bb6788
SHA-256:
6cafde14e642f91d7bbf38863f967c006670b3730db70ee0aa3cd7a20e65e1f0

File Format: A GnuPG file which contains a cryptographic signature
File Name: T620_BIOS_X4YH9_LN_2.4.3.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:
cdb17e388ae532d28750007aca46088c
SHA1:
1576aa4c63e726302c295170672132435fe6530e
SHA-256:
bacf92ceb4c2cad509521e22e0750acc21f09058a73b7226397ec267b7016c0d

File Format: A self-extracting file for use in 64-bit machines
File Name: T620-020403C.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:
e333b0e00a3a788f87d2081cd2ab5772
SHA1:
be712a2d6bd2fc7f1c9181df993c6f22ebb8c733
SHA-256:
5c72eee764376ea4355eeb7b7e5cc44ac912f3b22f33f095e534c2d7ee86919a

File Format: Flash BIOS executable
File Name: T620-020403C.exe
File Size: 3.2 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:
3cff08355e2ee9c0ddd35b274e574d20
SHA1:
4028081185f87eccbf523175b9a28be441bd659c
SHA-256:
d4459f682713612662daef8d879394f48900e52eb99b212c692a7c1d1085f197

File Format: An archive of PDF files to provide help and procedural information to the customers
File Name: T620_BIOS_02_04_03_Release_Notes.pdf
File Size: 106.6 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:
016d171f11778e831cd423688552fd03
SHA1:
1d303be71a0d2db04e4ddd576babe7a766b12edf
SHA-256:
5267eead9e925d29a2cd85baa65f09461589255e0eae7b5926bf24b02171964b

File Format: External release notes
File Name: T620_BIOS_02_04_03_Release_Notes.txt
File Size: 18.93 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:
2c68c73e9d3941187cc6b0bb0f8241fd
SHA1:
e3aae00062919141e8ef7cfe858f1a97ec5b5a71
SHA-256:
aeca3b1db8464addf7d21b2be0abe33263698e0f8132877801748ed6d1993b5e

File Format: Update Package for MS Windows 32-Bit
File Name: T620_BIOS_X4YH9_WN32_2.4.3.EXE
File Size: 15.06 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:
9bef4df66c57a5e87abdf4b98ee80c6f
SHA1:
a8fbf6fa2b5cd5193c9809491d25598794d9bf46
SHA-256:
5a68fc9a10ecac088072af2d45798532d87600381026d85dec6ee182aef63993

File Format: Update Package for Red Hat Linux
File Name: T620_BIOS_X4YH9_LN_2.4.3.BIN
File Size: 15.22 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:
be73c211512beef3f9dfdf70c75e834e
SHA1:
d0e56045dbbd86f7d4f3c145935478c28438ab10
SHA-256:
a437e25e1eaacc2a7778edfb2a51568ec03ddaefc62475140f11ada8055963a9

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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