Win9x sets DMA to OFF by default. You have to switch it on. In theory, enabling DMA increases UDMA Hard Disk access to 33.3 MB/sec. In practice, speed will increase substantially from the old standard of 16MB/sec. Furthermore, DMA uses only 25% of CPU resources compared to 40% normally. Nearly all 5400rpm/7200rpm, and some lower speed, drives, support DMA.
Showing posts with label XP. Show all posts
Showing posts with label XP. Show all posts
Tuesday, December 22, 2009
Wednesday, December 9, 2009
Boot Windows XP Faster
First of all, this tweak only apply to those who only have one HDD on their primary IDE channel (nothing else on device 0 or 1) and a CD-ROM and/or DVD-ROM on the secondary IDE channel. Each time you boot Windows XP, there's an updated file called NTOSBOOT-*.pf who appears in your prefetch directory (%SystemRoot%Prefetch) and there's no need to erease any other files as the new prefetch
