How to find Intel NUC BIOS version and model on Linux

I installed Linux on Intel NUC. I need to find Intel NUC BIOS version. How do I find out BIOS version, date, and model name of my Intel NUC using Linux command-line options?

Introduction – Intel NUC is an acronym for Next Unit of Computing. It is a small factor computer that runs on Linux, *BSD, MS-Windows and any other X86 operating systems. The latest NUC uses eight generations Intel CPUs. One can find out Intel NUC BIOS version using the dmidecode command. You must log in as the root user to run dmidecode command.

Find Intel NUC BIOS version and model on Linux

The procedure to find BIOS version is as follows:

1. Open the terminal window application
2. Type sudo dmidecode command to find Intel NUC BIOS version
3. You can also use sudo dmidecode -s bios-version to obtain Intel NUC bios version on Linux

Let us see all examples and commands in details.

Linux find Intel NUC BIOS version

Find out BIOS version, run:
# dmidecode | less
$ sudo dmidecode | less
Sample outputs:

# dmidecode 3.2
Getting SMBIOS data from sysfs.
SMBIOS 3.1.1 present.
Table at 0x7FE86000.
 
Handle 0x0000, DMI type 0, 26 bytes
BIOS Information
        Vendor: Intel Corp.
        Version: DNKBLi7v.86A.0040.2018.0315.1507
        Release Date: 03/15/2018
        Address: 0xF0000
        Runtime Size: 64 kB
        ROM Size: 16 MB
        Characteristics:
                PCI is supported
                BIOS is upgradeable
                BIOS shadowing is allowed
                Boot from CD is supported
                Selectable boot is supported
                BIOS ROM is socketed
                EDD is supported
                5.25"/1.2 MB floppy services are supported (int 13h)
                3.5"/720 kB floppy services are supported (int 13h)
                3.5"/2.88 MB floppy services are supported (int 13h)
                Print screen service is supported (int 5h)
                Serial services are supported (int 14h)
                Printer services are supported (int 17h)
                ACPI is supported
                USB legacy is supported
                BIOS boot specification is supported
                Targeted content distribution is supported
                UEFI is supported
        BIOS Revision: 5.6
 
Handle 0x0001, DMI type 1, 27 bytes
System Information
        Manufacturer: Intel Corporation
        Product Name: NUC7i7DNHE
        Version: J85489-204
        Serial Number: DW1XXXXXXXXXXXXX
        UUID: 8b94dcaf-dcf1-440f-adf0-54b2030900be
        Wake-up Type: Power Switch
        SKU Number:

How to check BIOS firmware version in Linux

In this example display Intel NUC BIOS version using the -s option:
sudo dmidecode -s bios-version

Find Intel NUC BIOS date in Linux

sudo dmidecode -s bios-release-date

Finding Intel NUC model name on Linux

sudo dmidecode -s system-product-name

Putting it all together using bash for loop

Run the following snippet:

for d in system-manufacturer system-product-name bios-release-date bios-version
do
   echo "${d^} : " $(sudo dmidecode -s $d)
done

Identify BIOS Version on Intel NUC using Linux command
It is also possible to show Intel NUC bios version using following command:
sudo dmidecode --type bios

Conclusion

BIOS update usually fix bugs and may support newer features or hardware. For example, update bios may help with overheating GPU issues or support a new CPU and more. Hence, it is recommended that you check BIOS version and update it. You can grab the latest version of Intel NUC BIOS by visiting this page.