I have a G4 Power MAC & I need to know if the drive will work with the built in USB ports?

I have a G4 Power MAC & I need to know if the drive will work with the built in USB ports?

I also have a card with USB ports with max data rate of 480Mb/S is that USB 2?

G-Technology 4TB G-DRIVE Desktop Hard Drive - USB 3.0

G-Technology 4TB G-DRIVE Desktop Hard Drive - USB 3.0

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