I'm afraid so 

Forum: PCMCIA SCSI Host Adapter Issues
Re: Critical bug ? (pcmcia-cs SCSI apa1460A) (Maya Tamiya)
Re: I think it has to do with the CardBus bridge setup (David Hinds)
Re: Yes, thank you and with 3COM's CardBus NIC 3CCFE575CT? (Maya Tamiya)
Date: 2000, Jan 27
From: David Hinds <dhinds@pcmcia.sourceforge.org>

Yes, this should impact performance; I'm not sure how large the impact will be. -- Dave

to: "I'm afraid so"