Here's the 2 base configurations at the Apple store:
1.5GHz Core Solo Model - $599.00
Ships: Within 24 hours
1.5GHz Intel Core Solo processor
2MB L2 Cache
667MHz Frontside Bus
512MB memory (667MHz DDR2 SDRAM)
60GB Serial ATA hard drive
Combo drive (DVD-ROM/CD-RW)
Built-in AirPort Extreme and Bluetooth 2.0
Apple Remote
1.66GHz Core Duo Model - $799.00
Ships: Within 24 hours
1.66GHz Intel Core Duo processor
2MB L2 Cache
667MHz Frontside Bus
512MB memory (667MHz DDR2 SDRAM)
80GB Serial ATA hard drive
Double-layer SuperDrive (DVD+R DL/DVD±RW/CD-RW)
Built-in AirPort Extreme and Bluetooth 2.0
Apple Remote
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