a year & half old it will support the 2.2 compliancy.
Not going into too much detail, its the next PCI comliancy and I think the voltage for a PCI slot.
Like AGP card they have AGP 2.0 now
I would check with the Packard Bell user Forum as Tech staff call in there from PB and also look at your spec at Packard Bell site in the My pc
At Support-My PC support
They have just revamped there website, you can now search for your pc using the S/n