On Security Management: Improving Energy Efficiency, Decreasing Negative Environmental Impact, and Reducing Financial Costs for Data Centers

Table 10

Approximate annual cost of energy consumption (in US dollars). Number of handled users is equal to 33 288 000 per server a year; CPU load varies between the roles.

Scenario
Server(s)	RBAC role
	Role  1	Role  2	Role  3
	1	335	354	370
13	4 356	4 601	4 810
520	174 238	184 054	192 394