does SATA 3 work with power mac g5 2004

Differences Between SATA I, SATA II and SATA III sata 3 slot BEYIMEI PCIE SATA Card 16 Ports, 6 Gbit s SATA PCIe Card, PCIe to SATA Controller Expansion Card, Boot as System Hard Drive, Suitable for All PCIE Slots ( sata slot If you have no SATA 3 ports left 2 slot and certain SATA ports, look at your manual to make sure

sata m2 slot Up to 2 TB nvme in the first slot, up to 2TB sata 3 in the second slot and up to 2TB sata 3 ssd I am assuming it will handle a total of 6gb