Dell Vostro 420/220/220s BIOS 1.0.3 Publisher's description
Dell Vostro 420/220/220s BIOS 1.0.3
1. Improved the interface with Delldiag utility.
2. Improved the performance on Qual core processor with speedstep disabled.
3. Enhanced the method to control CPU Fan
It is highly recommended to always use the most recent driver version available.
Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.
Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.