Version 26 Top — Smbios

sudo dmidecode --version Note: This returns the version of dmidecode , not the SMBIOS version.

sudo dmidecode -t bios | grep "SMBIOS"

System Information Manufacturer: Intel Corporation Product Name: S2600CP Version: 2.6 Serial Number: ... UUID: ... Wake-up Type: Power Switch SKU Number: Not Specified Family: Not Specified Notice the Version field under System Information is not the SMBIOS version. That is the motherboard revision. You need to check the section: smbios version 26 top