ocr: Figure 4 Client/server ownership costs higher on most counts Mainframes are more expensive than servers, but everything else in distributed comput- ing is more costly. The table compares a mainframe and a clientserver environments cost of ownership over five years for an enterprise with 5,000 users in 250 remote. sites. Cost Category Percent: ofcost Percent of ofhost environment client/server cost Labor 57 72 Training,consuling: other: 7 8 End user hardware and sottware 3 9 Enterpnse servers 24 3 Other 9 8 Total.Cost $140millon $242 milion