- Processor moved to 2.0 GHz Core 2 Duo with 1066 MHz frontside bus from 2.1 GHz Core 2 Duo with 866 MHz bus
- Standard RAM increased to 2 GB (two 1 GB sticks) from 1 GB (two 512 MB sticks)
- Graphics switched to NVIDIA 9400M with 256 MB of shared memory from Intel GMA X3100 with 144 MB of shared memory
- Bluetooth version updated to 2.1 from 2.0.
- 320 GB, 5400-rpm hard drive option added