I also just ran the Crucial memory scanner and here wer the results.
Maximum Memory Capacity: 4096MB
Currently Installed Memory: 1.5GB
Available Memory Slots: 1
Number of Banks: 4
Dual Channel Support: Yes
CPU Manufacturer: GenuineIntel
CPU Family: Intel® Pentium® 4 CPU 3.00GHz Model 4, Stepping 1
CPU Speed: 3000 MHz
Each memory slot can hold DDR PC3200,DDR PC4000 with a maximum of 1GB per slot.*
*Not to exceed manufacturer supported memory.