System Management BIOS is reporting that there is 4096 MB of RAM, but Windows reports that only 2048 MB is available. Asus PC-DL Mobo with 4 x 1GBs PC2700 ram running XP Pro. Memory tests fine, Asus blames ram, ram blends Asus any thoughts? I don’t want to buy 4 more sticks just to see if they work!