|You should be able to add 2 x 1GB sticks of DDR without a problem, to be safe, try to get matching modules, with the same timings, default voltage, even a dual channel kit as problems can arrise when mixing different brands of RAM.|
Manufacturer: Gigabyte technology co., ltd.
OS: Microsoft Windows XP Professional
CPU/Ram: Core2Duo E6850 @ 3.699 GHz / 2046 MB
Video Card: NVIDIA GeForce 7800 GTX