Сорян, копипастил первый же выхлоп dmidecode не читая, вот оно походу:
Handle 0x0002, DMI type 2, 15 bytes
Base Board Information
Manufacturer: Intel Corporation
Product Name: DQ67SW
Version: AAG12527-310
Serial Number: BQSW144006VY
Asset Tag: To be filled by O.E.M.
Features:
Board is a hosting board
Board is replaceable
Location In Chassis: To be filled by O.E.M.
Chassis Handle: 0x0003
Type: Motherboard
Contained Object Handles: 0