1. Windows 7 did not disable defrag or Superfetch.
2. In Device Manager you can see PIO mode and DMA can't be enabled--I have system set to AHCI
3. HD Tune reports Supported UDMA 6 (Ultra ATA/133) Active UDMA 7 (Ultra ATA/512)
Isn't Ultra ATA 512 PATA?
I am attaching pictures.

