Check out XLR8yourmac.com and their drive compatibility database. There are a few users who have used the 750GB Seagate 7200.10 drives in their Power Macs.
The .10 drives have the troublesome - for Macs anyway - SSC disabled and have the jumpers set for 1.5Gbit/s which will allow those drives to work fine with the Mac SATA controller.