Thanks Eddie, I use Belarc, but find Sisoftware Sandra a more comprehensive hardware scanner. The PCI card's brand is Smartdisk, I called their support but found out they discontinued this product years ago. Their company was bought by Verbatim, the DVD manufacturer. In anycase, these are the Device Manager listings referring to this card:
The above are the WinXP's native drivers picked when I installed the card. I found
HERE a more updated driver for this card (26Jul08) but I'm unsure if it is of any benefit to update the drivers.