Create a new SQL report with this and see if it gets what you need. It is a big report with good info. It will return: Computer, OS, Type, Last User, MAC, IP, Make, Model, Serial Number.
SELECT *
FROM vComputer vc
INNER JOIN vHWComputerSystem hw
ON vc.Guid = hw._ResourceGuid
WHERE hw.Model LIKE '%'
AND vc.[OS Name] LIKE '%'
AND vc.[System Type] LIKE '%'