Sources provide rumored portable specs

iBooks

M9426LL/A iBook (12.1"TFT/1.0GHz G4/512K L2 Cache/256MB/30GB/DVD-ROM/CD-RW Combo drive/VGA-out/Enet/56K)

M9418LL/A iBook (14.1"TFT/1.0GHz G4/512K L2 Cache/256MB/40GB/DVD-ROM/CD-RW Combo drive/VGA-out/Enet/56K)

M9419LL/A iBook (14.1"TFT/1.2GHz G4/512K L2 Cache/256MB/60GB/DVD-ROM/CD-RW Combo drive/VGA-out/Enet/56K/APX)

PowerBooks

M9183LL/A PowerBook G4 (12.1"TFT/1.33GHz/512K L2/256MB/60GB/DVD-ROM/CD-RW Combo drive/Enet/56K/AirPort/Bluetooth)

M9184LL/A PowerBook G4 (12.1"TFT/1.33GHz/512K L2/256MB/60GB/DVD-R/CD-RW SuperDrive/Enet/56K/AirPort/Bluetooth)

M9421LL/A PowerBook G4 (15.2"TFT/1.33GHz/256MB/60GB/DVD-ROM/CD-RW Combo drive/Gig Enet/56K/Bluetooth/AirPort)

M9422LL/A PowerBook G4 (15.2"TFT/1.5GHz/512MB/80GB/DVD-R/CD-RW SuperDrive/Gig Enet/56K/Bluetooth/AirPort/Backlit Keyboard)

M9462LL/A PowerBook G4 (17" TFT/1.5GHz/512MB/80GB/DVD-R/CDRW SuperDrive/Gig Enet/56K/Bluetooth/AirPort/Backlit Keyboard)

Sources said that pricing of the new models is very similar to the current portable offerings, with the exception of the 15-inch PowerBook Super Drive model, which is listing for $100 less, and the 17-inch model listing at $200 less.