I haven't used the ECS Geforce 6100SM-M V1.0, but see the Customer Review by 'electrical-warehouse' at http://www.amazon.co.uk/Motherboard-Geforc...t/dp/B000OBTSW6 This is available in the US, for instance, at http://www.outletpc.com/c3504.html for $59.95 If you are having trouble with Win98 with over 512MB of RAM, see http://support.microsoft.com/default.aspx?...kb;en-us;253912