Windows XP users: check your DMA settings!

Perform the following steps to make sure that your Windows XP installation has DMA enabled for IDE devices:

1. Under DEVICE MANAGER, open IDE ATA/ATAPI CONTROLLERS. 
2. On the PRIMARY and SECONDARY IDE CHANNELS, open up their PROPERTIES display.
3. In PROPERTIES click on the ADVANCED SETTINGS tab.
4. Make sure that TRANSFER MODES is set to DMA IF AVAILABLE. and not PIO.

If any changes wre made, reboot your computer.