Since MSI often does not provide a direct retail support page for this specific model, you should use the following resources: HP Support Portal : Search for HP Compaq dx7400 HP Support Website to find the most compatible BIOS and hardware drivers. MSI Generic Search : You can try the MSI Global Search using the model name, though OEM boards like the may not appear Hardware Component Drivers
The "Ver 1.0" denotes the PCB revision. Drivers are identical across minor revisions unless specified otherwise. ms 7352 ver 1.0 motherboard drivers download