The following specifications are supported for Project, although actual limits and performance speed depend on your computer's configuration.
Note:Â Out-of-memory errors may occur before you reach the listed limits.
|
Attribute |
Maximum |
|
Resources per project |
700,000 |
|
Resource units per assignment |
60,000,000 units or 6,000,000,000% |
|
Resource availability dates |
100 |
|
Tasks per project |
400,000 |
|
Task dependencies per project |
No limit |
|
Predecessors per task |
50,000 |
|
Successors per task |
50,000 |
|
Outline levels per project |
65,535 |
|
Consolidated projects |
998 |
|
Open project files per consolidated project |
998 |
|
Sharer files connected to a single resource pool |
997 (That is, the maximum number of open project files, minus 1 for the resource pool itself.) |
|
Open windows |
50 |
|
Base calendars |
Tested to 30,000+ |
|
Calendar exceptions per calendar |
Testing was able to add more than 15,000 exceptions to a base calendar. |
|
Rate tables to support varying pay scales and rates |
5 per resource |
|
Variable rates per rate table to support rate increases and decreases |
25 |
|
Cost value in a currency field |
999,999,999,999.99 |
|
Work value |
1,666,666,666 hours |
|
Assignment work values for work assignments |
999,999,999 hours |
|
Assignment work values for variable material assignments |
999,999,999 units |
|
Assignment work values for fixed material assignments |
60,000,000 units |
|
Custom cell formats |
64,000 |
|
Print scaling adjustment range percentage |
10%-500% |
|
Page header text |
5 lines |
|
Page footer text |
3 lines |
|
Page legend text |
3 lines |
|
Page legend text box width |
5 inches (12.7 centimeters) |
|
Filter tests per filter |
40 |
|
Filter tests per AutoFilter |
2 per column |
|
Earliest date allowed for calculation |
January 1, 1984 |
|
Latest date allowed for calculation |
December 31, 2149 (In Project 2010, the last date allowed for calculation is December 31, 2049.) |
|
Discontinuous selections in a sheet view |
10 |
|
Baselines |
11 |
|
Characters in a text field |
255 |
|
Characters in an outline code field |
255 |
|
Values and characters in an Enterprise Resource Multi-Value (ERMV) field |
255 values, each of 255 characters |
|
Value in a number field |
9,999,999,999,999.99 |
