> I'm copying data from an almost full 320 GB Seagate SATA > drive to a 320GB WD SATA drive. WD is new. Seagate has been > extensively used. > Processor is Pentium D (dual core) 2.8 GHz, 1 GB RAM. Both > drives are NTFS. Transfer is using XXCOPY in a DOS box, which > > What sort of data transfer rate would people expect? > > I'm getting something around 2.5 to 3 MB/second (won't know > for sure until finished). This seems far too slow. It's been > running for about > 24 hours now and it is almost complete. Setting task priority > I Ghosted a drive that size the other day (both Seagates, I think), and it only took about 3 hours. Certainly wasn't all day. I wandered off to do something more interesting, but the transfer rate was showing around 2GB/minute, say 33MB/second. That wasn't SATA, that was IDE, 80-pin connector. Slower PC, 1GHz?, but that's real DOS though, not a cmd shell. I expect SATA to do better, something must be broken... Tony -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist