Factors affecting performance and capacity in Project Server 2013

Entity	Description/Notes	Small	Medium	Large
Projects		20	100	5000
Project Sites		20	100	5000
% Projects in Managed Mode		0%	10%	80%
Tasks		1250	25000	1250000
Average Tasks Per Project		62.5	250	250
Task Transaction History	The number of times status tends to be submitted and approved for any given task	10	10	100
Assignments		1625	32500	1625000
Average Assignments Per Task		1.3	1.3	1.3
Average Tasks per My Site User		50	250	5000
Approvals	Pending updates per manager	5	50	600
Resources		50	1000	10000
Average Resources Per Project		2.5	10	20
Average Assignments Per Resource		32.5	32.5	162.5
Users		50	1000	10000
Calendars		3	26	100
Issues		20	400	20000
Risks		20	400	20000
Deliverables		20	800	40000
Enterprise Project Types			5	50
Workflows			2	30
Average Projects Per Workflow			50	167
Phases			5	50
Phases Per Enterprise Project Type			20	20
Stages			15	150
Stages Per Workflow			20	40
PDPs			10	100
Custom Fields Per PDP			10	10
Number of Departments				100
Average Projects Per Department				50
Average Resources Per Department				100
Timesheets Per Year	The more you utilize timesheets, the more resource demands will be placed on SQL Server.	2600	52000	780000
Status Reports Per Year			26000	260000