Date: Wed, 31 Jul 1996 13:23:33 +0400 (MSD)
From: "Alexander V. Lukyanov" <lav AT video DOT yars DOT free DOT net>
Message-Id: <199607310923.NAA02964@video.yars.free.net>
To: djgpp AT delorie DOT com, pengzh AT ix DOT netcom DOT com
Subject: Re: DJGPP Runs Slow(DPMI)?

>     I am running windows 95 and also will be able to switch to DOS mode
> by selecting restart computer in DOS mode.  But it seemed that the
> W95's SPMI emulator runs faster and make DJGPP programs runs faster
> than if it were in DOS using DPMI(CWSDPMI).

The slow down can be caused by absence of disk cache in dos mode.
Try to start smartdrv.