In Reply to: Alcatel Speed touch USB Modem slows down Hard Disk posted by Marcus on 05/23/02 at 3:41 PM:
The modem itself is not using CPU resources - the USB controller takes the blame here even if it's really the Alcatel Speedtouch (which is what you have).
The Alcatel is just a living nightmare. I would strongly advise that you exchange it for a "real" Ethernet modem - especially if you are a benchmarker.
: Can anyone please help me, when I plug in my Alcatel ADSL Modem in my USB
: port my Hard disk slows down, the Modem is supplied by BT and looks like a
: flat fish which is green.
: I have tried the Modem in a powered USB hub so I don't think that is the
: problem, the modem doesn't have to be connected to my ISP just plugged in. I
: have disconnected all my other USB devices which has made no difference.
: My Hard disk is connected to IDE1 (UDMA 33 due to high point problems with
: Win XP) In HD Tach I was getting Read Burst 29MB/s, Read Max 23.8MB/s, with
: the modem connected I'm now getting Read Burst 20.3MB/s, Read Max 20.4MB/s.
: The modem is not using any CPU power and has the latest driver loaded, any
: idea ??
: Pentium III (Slot 1)
: BE6 (latest Bios)
: 450MB SDRam
: IBM 20GB UDMA 66 Hard Disk 7200rpm
: GE Force III AGP
: Soundblaster PCI