jammy@pk0k4dr:~$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date G5ET96WW (2.56 ) 11/27/2013
jammy@pk0k4dr:~$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
G5ET96WW (2.56 )
11/27/2013