Description

Installation steps

Publish Description

Problems Solved

New Functions

Version:5.81(2025/11/11)

Upgrade recommendations

Upgrade recommended

Problems Solved

Resolved problems in BIOS-5.81

202510111170

Symptom: When the server's memory CE is triggered repeatedly, the OS system experiences a brief delay.

Condition: This symptom might occur if the server's memory CE is triggered repeatedly.

202509151155

Symptom: In BIOS-5.80, switching to Legacy mode or disabling the Above 4G option result in insufficient resource allocation on the server.

Condition: This symptom might occur if you switch to Legacy mode or disable the Above 4G option in BIOS-5.80.

202508120684

Symptom: If the LSI-9540-8i controller creates Foreign information on the dual-socket server, mouse cursor lag might occur during tracking in the BIOS graphics mode HII management interface.

Condition: This symptom might occur if the LSI-9540-8i controller creates Foreign information on the dual-socket server and you switch to the HII management interface in the BIOS graphics mode.

New Functions

Version:5.80(2025/8/19)

Upgrade recommendations

Optional upgrade

Problems Solved

Resolved problems in BIOS-5.80

202504010964

Symptom: When VMD is set to Enabled for the dual-processor server, the HDM storage page and PCIe device page fail to display AIC card information.

Condition: This symptom might occur if you view AIC card information on the HDM storage page and PCIe device page when VMD is set to Enabled for the dual-processor server.

202506100417

Symptom: A dual-processor server might fail to enter the OS and a processor might report a severe alarm during BIOS boot up when DIMM slots are not fully populated and SGX is set to Enabled on the server.

Condition: This symptom might occur if DIMM slots are not fully populated and SGX is set to Enabled on a dual-processor server.

New Functions

Version:5.79(2025/6/27)

Upgrade recommendations

Recommended Upgrade

Problems Solved

Resolved problems in BIOS-5.79

202504241644

Symptom: The turbo frequency lock failed when you set Static Turbo to Auto after setting Workload Profile Config to Fixed Turbo Frequency.

Condition: This symptom might occur if you set Static Turbo to Auto after setting Workload Profile Config to Fixed Turbo Frequency.

New Functions

Version:5.78(2025/1/15)

Upgrade recommendations

Optional upgrade

Problems Solved

Resolved problems in BIOS-5.78

202411130861

Symptom: A CPU DCU alarm occurred due to a DIMM fault on the server. The DCU alarm message cannot be resolved and the SEL log does not report the position of the faulty DIMM.

Condition: This symptom might occur if a CPU DCU alarm occurred due to a DIMM fault on the server.

202408211405

Symptom: When you obtain information about a CXMT DIMM from HDM, the returned serial number lacks the initial part compared to the actual physical DIMM.

Condition: This symptom might occur if you obtain information about a CXMT DIMM from HDM.

New Functions

Version:5.77(2024/12/23)

Upgrade recommendations

Optional upgrade

Problems Solved

Resolved problems in BIOS-5.77

202409261855

Symptom: To address the issue of the CPU experiencing momentary throttling, the default value of the Domain HW Protection Enabled option in the BIOS requires modification.

Condition: None.

New Functions

Version:5.76(2024/9/24)

Upgrade recommendations

Recommended upgrade

Problems Solved

Resolved problems in BIOS-5.76

Symptom: In UEFI mode, two boot options are displayed on the BIOS-EXIT interface after you install the SLES 15 (64 bit) SP1 system.

Condition: This symptom might occur if you switch to UEFI mode and view the SLES 15 (64 bit) SP1 system boot options on the BIOS-EXIT interface.

Symptom: R5300 G5 with multiple Intel Flex 170 GPUs gets stuck at the UPI Initializing stage upon startup and restarts repeatedly.

Condition: This symptom might occur if you install multiple Intel Flex170 GPUs on the R5300 G5.

New Functions

Version:5.74(2024/5/27)

Upgrade recommendations

Optional upgrade

Problems Solved

Resolved problems in BIOS-5.74

Symptom: The unit of the memory rate changes to MT/s.

Condition: This symptom might occur if you view the memory rate and its unit in the BIOS setup utility.

New Functions

Version:5.73.01(2024/4/18)

Upgrade recommendations

Optional upgrade

Problems Solved

Resolved problems in BIOS-5.73.01

Symptom: Added support for out-of-band modification of the Workload Profile for dual-processor server models.

Condition: None.

New Functions

Version:5.71(2024/1/17)

Upgrade recommendations

Recommended Upgrade

Problems Solved

Resolved problems in BIOS-5.71

Symptom: In Legacy mode, the MAC addresses of the NIC-ETH630F-LP-2P and NIC-ETH641F-LP-2P network adapters are displayed as 0.

Condition: This symptom might occur in Legacy mode if you view the MAC addresses of NIC-ETH630F-LP-2P and NIC-ETH641F-LP-2P.

Symptom: When a PCIe 1.0 module is connected to the R4900 G5 server, some functions are unavailable during basic function operation under the OS.

Condition: This symptom might occur if a PCIe 1.0 module is connected to a R4900 G5 server.

New Functions

Version:5.69.10(2023/12/5)

Upgrade recommendations

Recommended Upgrade

Problems Solved

Resolved problems in BIOS-5.69.10

Symptom: The PCIe 10-bit Tag Support option needs to be displayed properly on the BIOS Setup utility.

Condition: This symptom might occur when you view related options on the BIOS Setup utility.

New Functions

Version:5.69(2023/10/31)

Upgrade recommendations

Recommended Upgrade

Problems Solved

Resolved problems in BIOS-5.69

Symptom: After the BIOS restarts, the HDM Web interface displays the state of certified memory as non-certified.

Condition: This symptom might occur after the BIOS restarts.

New Functions

Version:5.66(2023/8/17)

Upgrade recommendations

Recommended Upgrade

Problems Solved

Resolved problems in BIOS-5.66

Symptom: When the R5300 G5 server is installed with eight H800 GPUs in HPC mode, the BIOS gets stuck at the progress of 16% during self-test, and a watchdog error occurs on HDM.

Condition: This symptom might occur if the R5300 G5 server is installed with eight H800 GPUs.

Symptom: After the security bezel of the server in power-on state is hot swapped, the Logo LED turns on but the decorative LEDs do not turn on. After the server restarts, the decorative LEDs turn on.

Condition: This symptom might occur if the security bezel is hot swapped when the server is powered on.

New Functions

Version:5.65(2023/8/1)

Upgrade recommendations

Recommended Upgrade

Problems Solved

Resolved problems in BIOS-5.65

Symptom: When you execute IPMI commands to specify PXE as the next boot option in Legacy mode and edit the network adapter polling order in the BIOS setup utility, the displayed configuration is not consistent with the actually saved configuration after a reboot.

Condition: This symptom might occur if you execute IPMI commands to specify PXE as the next boot option in Legacy mode and edit the network adapter polling order in the BIOS setup utility, and then save the configuration and perform a reboot.

Symptom: The system might fail to identify the USB 3.0 drive inserted to the USB connector on the right chassis ear on the R5500 G5 might not be identified.

Condition: This symptom might occur if the USB 3.0 drive is inserted to the USB connector on the right chassis ear on the R5500 G5.

New Functions

Version:5.62.10(2023/6/14)

Upgrade recommendations

Problems Solved

Resolved problems in BIOS-5.62.10

Symptom: If the R4900 G5 is installed with a MOC2.0 smart network adapter, the BIOS gets stuck at the UPI initialization phase at server restart.

Condition: This symptom might occur if the R4900 G5 is installed with a MOC2.0 smart network adapter.

New Functions

Version:5.62(2023/6/7)

Upgrade recommendations

Problems Solved

Resolved problems in BIOS-5.62

Symptom: When a server is disabled due to a memory error or a rule-based cause, HDM does not display the detailed reason for the disablement.

Condition: This symptom might occur if you view the reason for server disablement on HDM when the server is disabled due to a memory error or a rule-based cause.

New Functions

Version:5.61(2023/5/23)

Upgrade recommendations

Problems Solved

Resolved problems in BIOS-5.61

Symptom: After you add a PCIe network adapter, the PXE boot options change. You must sort the boot options by BUS number in ascending order (with the primary network adapter coming first).

Condition: This symptom might occur in specific scenarios or device configurations after you add a PCIe network adapter.

New Functions

Version:5.59(2023/5/4)

Upgrade recommendations

Problems Solved

Resolved problems in BIOS-5.59

Symptom: When the server is installed with the NVIDIA A16 64G GPU, the bandwidth displayed on the HDM Web interface drops to x4 while the actual bandwidth is x16.

Condition: This symptom might occur if you view bandwidth information on the HDM Web interface when the server is installed with the NVIDIA A16 64G GPU.

Symptom: Slot 17 is displayed incorrectly when you view mappings between network adapters and slots from Advanced > Network Configuration > PCIE NIC Configuration for the server that host network adapters in slots 11, 13, 15, 17, and 19.

Condition: This symptom might occur if you view mappings between network adapters and slots from Advanced > Network Configuration > PCIE NIC Configuration for the server that host network adapters in slots 11, 13, 15, 17, and 19.

Resolved problems in BIOS-5.58

Symptom: The system cannot identify the USB 3.0 disk attached to the USB connector on the right chassis ear of the R4300 G5/R4700 G5/R4900 G5.

Condition: This symptom might occur if you attach a USB 3.0 disk to the USB connector on the right chassis ear of the R4300 G5/R4700 G5/R4900 G5.

Symptom: On an R5300 G5 installed with Hygon DCU Z100L 32GB GPUs, MMIOH resource insufficiency occurs and the system prompts out-of-memory errors.

Condition: This symptom might occur if you install Hygon DCU Z100L 32GB GPUs on the R5300 G5.

Resolved problems in BIOS-5.57

Symptom: The system reports a transient overtemperature issue on a single CPU core, but the CPU overall temperature is still normal.

Condition: This symptom might occur if the Therm-Monitor-Status Filter feature is disabled. By default, this feature is disabled.

Resolved problems in BIOS-5.55

Symptom: If a faulty DIMM of the line error type exists in the server, BIOS startup might fail during memory initialization at the BIOS self-test phase. The system might restart repeatedly.

Condition: This symptom might occur if a faulty DIMM of the line error type exists in the server.

Resolved problems in BIOS-5.54

Symptom: After you update the BIOS firmware with BIOS configurations retained on a server installed with an H3C-proprietary network adapter H3C NIC 530F B2, the Boot&Exit screen does not display PXE boot options for the network adapter in Legacy mode.

Condition: This symptom might occur after you update the BIOS firmware with the BIOS configurations retained on a server installed with an H3C-proprietary network adapter H3C NIC 530F B2. 

Symptom: When you restart the server after BIOS firmware update with BIOS configurations retained, the network adapter boot option in the BOOT Override field is not consistent with that before the update.

Condition: This symptom might occur if you view the network adapter boot option in the BOOT Override field when you restart the server after BIOS firmware update with BIOS configurations retained.

Symptom: When you set an HDD user password on the graphic-mode BIOS setup utility, you click OK directly without entering the password again for confirmation in the dialog box. However, this password has taken effect when you want to change the HDD user password the next time.

Condition: This symptom might occur if you enter the password again for confirmation when you set an HDD user password on the graphic-mode BIOS setup utility.

Resolved problems in BIOS-5.53

Symptom: Added the Slot Power Limit field to the PCIE IIO/SLot Bifurcation Override submenu in the BIOS for users to change the slot power limit for the Mellanox MCX623105AN Ethernet adapter. With the Ethernet adapter installed, the system prompts a slot power insufficiency error during server startup if the slot power cannot reach 27 W.

Condition: None.

Symptom: On a server connected to a USB LAN but not connected with a network cable, the USB LAN boot option is checked twice if PXE is the next startup boot option.

Condition: This symptom might occur if you set the next startup boot option to PXE for a server connected to a USB LAN but not connected with a network cable.

Resolved problems in BIOS-5.52

Symptom: In legacy mode, HDM displays 00 as the port MAC on the HDM PCIe module page for a 2-port 25Gb Bluefield 2 network adapter (SFP56)(MBF2H332A-AENOT).

Condition: This symptom might occur on the HDM Web interface if the boot mode is switched to legacy from the BIOS.

Symptom: If the server is installed with two network adapters of the same model, the boot order modified in legacy mode takes effect only once at PXE poll.

Condition: This symptom might occur after you change the boot order in legacy mode and restart the server multiple times at POST phase to enter PXE when the server is installed with two network adapters of the same model.

Resolved problems in BIOS-5.51

Symptom: After you select manual CKE throttling, the associated options and sub-options for the CKE throttling item are displayed in English even if the BIOS Setup language is Chinese.

Condition: This symptom might occur if you set the BIOS Setup language to Chinese and select manual for CKE throttling.

Symptom: G5 servers do not support the Memory RANK Sparing mode, but the HDM memory RAS configuration page still displays the mode as an available option.

Condition: This symptom might occur on the HDM memory RAS configuration page.

Resolved problems in BIOS-5.50

Symptom: The server is installed with four Memblaze PB6 AIC NVMe drives and two U.2 NVMe drives. However, after the server restarts, the UEFI BIOS Advance screen displays only one AIC NVMe drive and one U.2 NVMe drive, and no NVMe drives are displayed on the NVMe Configuration screen in UEFI mode.

Condition: This symptom might occur if you access the UEFI BIOS setup utility, disable VMD, and then restart the server.

Resolved problems in BIOS-5.49

Symptom: Changed the default state of policy control for server power capping from enabled to disabled.

Condition: None.

Resolved problems in BIOS-5.48

Symptom: With a NVIDIA A16 64G GPU installed, HDM does not display the GPU information on the System > Summary > PCIe modules page or the GPU temperature on the thermal management page.

Condition: This symptom might occur if a NVIDIA A16 64G GPU is installed.

Resolved problems in BIOS-5.45

Symptom: Changed the name of a parameter on the BIOS Setup-Advanced-Platform Configuration-PCH Configuration page from USB Configuration to Chipset USB Configuration to resolve the name conflict issue.

Condition: None.

Resolved problems in BIOS-5.44

Symptom: In the BIOS setup utility, the screen exit options are unavailable if you enter the Chinese-version utility with the user privileges after setting the user password and restarting the server.

Condition: This symptom might occur if you enter the Chinese-version utility with the user privileges after setting the user password and restarting the server.

Symptom: HDM displays 0 as the MAC address of the smart network adapter UNB-iETH-PS225_H16-LP-2P-25G-M (PCIe network adapter with 2 × 25Gb fiber ports) in Legacy mode.

Condition: This symptom might occur if you view PCIe device information in Legacy mode from the HDM interface.

Resolved problems in BIOS-5.43.01

Symptom: Added the BIOS support of third-party sobol security modules for an R4900 G5.

Condition: None.

Resolved problems in BIOS-5.43

Symptom: For an R5300 G5 or R5500 G5 installed with a UN-NIC-BCM957302-F-B-10Gb-2P fiber-port network adapter, if you change any setting from the BIOS Setup utility and then press F3 to restore the default, it takes a long time (30 to 40 seconds) for the default setting to be restored.

Condition: This symptom might occur on an R5300 G5 or R5500 G5 installed with a UN-NIC-BCM957302-F-B-10Gb-2P network adapter if you change any setting from the BIOS Setup utility.

Resolved problems in BIOS-5.41

Symptom: In graphic-mode BIOS setup utility, if you select Ubuntu Server 20.04 (64 bit) – LTS from the Boot Override field on the Exit screen, the operating system cannot start up correctly.

Condition: This symptom might occur if you access the graphic-mode BIOS setup utility and select Ubuntu Server 20.04 (64 bit) – LTS from the Boot Override field on the Exit screen.

Resolved problems in BIOS-5.40

Symptom: For a server installed with both the UN-NIC-BCM957302-F-B-10Gb and UN-IB-MCX653105A-ECAT-100Gb IB NICs, the MAC addresses of the NICs are displayed as 0 on HDM Web interface in Legacy mode.

Condition: This symptom might occur for a server installed with both the UN-NIC-BCM957302-F-B-10Gb and UN-IB-MCX653105A-ECAT-100Gb IB NICs.

Resolved problems in BIOS-5.39

Symptom: If you perform the following tasks to change BIOS settings, restart the server (installed with TPM 2.0), and then re-access the BIOS setup utility, the changes do not take effect and the BIOS still use the default settings:

Enable SM3_256 PCR Bank from the BIOS Setup > Trusted Computing screen.

Send the ResetBios Redfish command

Import BIOS changes to HDM.

Condition: This symptom might occur if you perform the tasks on a server installed with a TPM 2.0 module.

Resolved problems in BIOS-5.38

Symptom: After you switch the BIOS Setup screen language to Chinese, some options for Shutdown Suppression are still displayed in English.

Condition: This symptom might occur after you switch the BIOS Setup screen language to Chinese.

Symptom: With Platform Controller Hub operating in pass-through drive mode, HDM displays disk capacity information in an incorrect format when 12T drives are installed.

Condition: This symptom might occur when 12T drives are installed and Platform Controller Hub operates in pass-through drive mode.

Resolved problems in BIOS-5.37

Symptom: When no network cable is connected to the server, the screen output generated after you press F12 during POST does not display NIC slot number, port number, or MAC address information.

Condition: This symptom might occur if you press F12 during POST of a server with no network cable connected.

Resolved problems in BIOS-5.35

Symptom: On the R6900 G5, the UID LED for an NVMe drive cannot be lighted up and become steady blue if you turn on the LED from the OS or BIOS.

Condition: This symptom might occur if you turn on the UID LED for an NVMe drive on the R6900 G5 from the OS or BIOS.

Resolved problems in BIOS-5.34

Symptom: When you update BIOS from HDM with the Retain or Restore option selected, the system restarts at 91% complete. After the restart, the firmware update finishes and BIOS settings are retained or restored successfully as configured.

Condition: This symptom might occur if you update BIOS from HDM with the Retain or Restore option selected.

Resolved problems in BIOS-5.32

Symptom: When you install a UN-GPU-XG310-32GB-FHFL GPU on a server in Legacy mode, the BIOS boot interface is stuck at the 100% loading page.

Condition: This symptom might occur when you install a UN-GPU-XG310-32GB-FHFL GPU on a server in Legacy mode.

Symptom: When you install a UN-NIC-ETH660F-3S-2P network adapter on an R4900 G5 server in Legacy mode, the HDM network adapter page displays 0 for the MAC address of the server.

Condition: This symptom might occur when you install a UN-NIC-ETH660F-3S-2P network adapter on an R4900 G5 server in Legacy mode.

Resolved problems in BIOS-5.31

None.

Resolved problems in BIOS-5.30

Symptom: BIOS settings are configured and saved on the BIOS setup screen, and then the server is rebooted for the configuration to take effect. When the AFU tool is used to enable saving the original BIOS versions for BIOS updates and rollbacks on Linux, the Secure Boot Mode setting cannot be saved.

Condition: This symptom might occur after the following operations are performed:

a.Configure BIOS settings and save them on the BIOS setup screen.

b.Reboot the server.

c.Use the AFU tool to enable saving the original BIOS versions for BIOS updates and rollbacks on Linux.

Symptom: The server is installed with a disk hosting an OS and an empty disk. In Legacy mode, the boot option is disabled for the disk hosting the OS in Hard Disk Drive BBS Priorities. When the next boot option is set to Legacy HardDisk on HDM, the server still can load the OS.

Condition: This symptom might occur after the following operations are performed:

a.Install a disk hosting an OS and an empty disk on the server.

b.In Legacy mode, disable the boot option for the disk hosting the OS in Hard Disk Drive BBS Priorities.

c.On HDM, set the next boot option to Legacy HardDisk.

Resolved problems in BIOS-5.28

Symptom: A message about the degradation of the memory mirror mode displays on the early POST screen.

Condition: This symptom might occur if you take the following actions:

a.Power on the server and then press ESC to enter the BIOS setup screen.

b.On the Boot menu screen, select Simple as the early VGA mode.

c.Select Advanced > Socket Configuration > Memory Configuration > Memory RAS Configuration, select Full Mirror Mode as the mirror mode.

d.Save the configuration and restart the server.

Resolved problems in BIOS-5.27

Symptom: Duplicate memory errors display on the BIOS setup screen when only one DIMM fails during the memory initialization.

Condition: This symptom might occur if one DIMM fails during the memory initialization.

Resolved problems in BIOS-5.25

Symptom: When the Restart upon IERR occurrence field is set to No in the MCA policy section on the HDM Web interface, the system still restarts after an IERR occurs.

Condition: This symptom might occur after an IERR occurs on the system.

Symptom: The confirmation dialog box in the BIOS setup utility cannot be closed after you click OK or Cancel for the first time.

Condition: This symptom might occur after you click OK or Cancel in the confirmation dialog box of the BIOS setup utility for the first time to close the confirmation dialog box.

Resolved problems in BIOS-5.24

Symptom: The BIOS setup utility displays No Security Device Found on the Advanced > Trust Computing page if a TCM module is installed on a server.

Condition: This symptom might occur after you install a TCM module on a server.

Symptom: After Package C6 state is enabled in the BIOS, the PC6 value displayed in the OS is only 70% in the operating system. This value means that the power consumption of a single CPU core is still high in idle state.

Condition: This symptom might occur after you enable Package C6 state in the BIOS.

Symptom: For the BIOS in Graphic mode, after you modify the settings and exit the BIOS, the Modified BIOS Settings Review window opens. If you click the modified items in the window, the server will restart to have the modification take effect.

Condition: None.

Resolved problems in BIOS-5.15

Symptom: The display of warning messages on the EarlyVGA and POST screens of the BIOS setup utility was optimized to be highlighted in red.

Condition: None.

Symptom: USB 3.0 drives connected to the front USB 3.0 connector after the server enters the operating system cannot be identified.

Condition: This symptom might occur if you connect a USB 3.0 drive to the front USB 3.0 connector after the server enters the operating system.

Resolved problems in BIOS-5.14

First release.

New Functions

Version:5.55(2022/12/30)

Upgrade recommendations

Problems Solved

New Functions

Version:5.51(2022/8/31)

Upgrade recommendations

Problems Solved

New Functions

Version:5.49(2022/7/1)

Upgrade recommendations

Problems Solved

New Functions

Version:5.45(2022/5/5)

Upgrade recommendations

Problems Solved

New Functions

Version:5.43(2022/3/3)

Upgrade recommendations

Problems Solved

New Functions

Version:5.39(2021/12/6)

Upgrade recommendations

Problems Solved

New Functions

Version:5.39(2021/12/6)

Upgrade recommendations

Problems Solved

New Functions

Version:5.38(2021/12/6)

Upgrade recommendations

Problems Solved

New Functions

Version:5.37(2021/11/14)

Upgrade recommendations

Problems Solved

New Functions

Version:5.34(2021/11/14)

Upgrade recommendations

Problems Solved

New Functions

Version:5.32(2021/11/14)

Upgrade recommendations

Problems Solved

New Functions

Version:5.30(2021/8/19)

Upgrade recommendations

Problems Solved

New Functions

Version:5.41(2021/1/21)

Upgrade recommendations

Problems Solved

New Functions

Version:5.41(2021/1/21)

Upgrade recommendations

Problems Solved

New Functions