Here is a generic driver that will work on most systems with NT. This will work for a temporary fix until you can get the right one.
The following files are found inside the driver download file.
|NEO20XX.40||105 bytes||27 Aug 1997|
|FRAMEBUF.DLL||9.3 KB||7 May 1996|
|NEO20XX.DLL||51.6 KB||4 Nov 1998|
|TSB.DLL||67.1 KB||6 May 1998|
|NEOMAGIC.HLP||28.6 KB||26 Jun 1998|
|NEOMAGIC.INF||14.1 KB||26 Jun 1998|
|NEOMAGIC.DLL||322.6 KB||4 Nov 1998|
|NEO20XX.SYS||29.3 KB||4 Nov 1998|