| 34.94% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.2.13 | 1215191 |
| 17.43% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | OSA Technologies, An Avocent Company | 6.1.5.17 | 1201605 |
| 10.19% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | Avocent/OSA Technologies Inc. | 6.1.1.12 | 1217817 |
| 8.4% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.5.17 | 1453236 |
| 6.97% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.5.17 | 1218187 |
| 4.47% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.4.15 | 1228148 |
| 2.23% | %SYSDIR% \ DRIVERS \ osaio.sys | OSA I/O Port Driver Version 1.0.5 | Windows (R) 2000 DDK provider | 5.0.2195.1620 | 1274789 |
| 2.06% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | OSA Technologies, An Avocent Company | 6.1.5.17 | 12371859 |
| 1.52% | %SYSDIR% \ DRIVERS \ osaio.sys | OSA I/O Port Driver | Windows (R) 2000 DDK provider | 6.0.1.1 | 1241296 |
| 1.34% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.2.13 | 5551575 |
| 1.16% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | Avocent/OSA Technologies Inc. | 6.1.1.12 | 3028024 |
| 1.16% | %SYSDIR% \ DRIVERS \ osaio.sys | OSA I/O Port Driver Version 1.0.5 | Windows (R) 2000 DDK provider | 5.0.2195.1620 | 2256583 |
| 1.07% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.5.16 | 1290729 |
| 0.98% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.5.17 | 824460 |
| 0.8% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.5.17 | 7725221 |
| 0.8% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | OSA Technologies, An Avocent Company | 6.1.6.18 | 1241792 |
| 0.71% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.2.13 | 1790494 |
| 0.63% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.5.16 | 1263148 |
| 0.54% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | OSA Technologies, An Avocent Company | 6.1.6.18 | 2299586 |
| 0.54% | %SYSDIR% \ DRIVERS \ osaio.sys | OSA I/O Port Driver Version 1.0.3 | Windows (R) 2000 DDK provider | 5.0.2195.1620 | 1830963 |
| 0.54% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.4.15 | 3851116 |
| 0.36% | %SYSDIR% \ DRIVERS \ osaio.sys | OSA I/O Port Driver Version 1.0.5 | Windows (R) 2000 DDK provider | 5.0.2195.1620 | 24220988 |
| 0.27% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.4.15 | 13595149 |
| 0.27% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.2.13 | 11161845 |
| 0.18% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | OSA Technologies, An Avocent Company | 6.1.5.16 | 1336799 |
| 0.18% | %SYSDIR% \ DRIVERS \ osaio.sys | OSA I/O Port Driver Version 1.0.6 | Windows (R) Server 2003 DDK provider | 5.2.3790.1 | 6199627 |
| 0.09% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | Avocent/OSA Technologies Inc. | 6.1.1.12 | 25217626 |
| 0.09% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) Server 2003 DDK driver | OSA Technologies, An Avocent Company | 6.1.5.16 | 4187614 |
| 0.09% | %SYSDIR% \ DRIVERS \ osaio.sys | Windows (R) 2000 DDK Driver | OSA Technologies, An Avocent Company | 6.1.5.17 | 26079238 |