In the mean time I had some time and decoded the DIPs for the "FIF48G PE505-16M" - inserted above. In this pile https://www.vogons.org/viewtopic.php?f=46&t=17341&start=25308 I got another card. IMG_9749r.jpg IMG_9754r.jpg Its totally no-name ("CE 49107"?) and has 1 bank of 4164 chips on it (=64 kb …

So just out of curiosity has anyone ever tried larger drams in the Intel Above Board AT the specs say that memory map settings indicate 256 x 1 drams for a total of 2mb without daughter board... I was wondering is there any reason one couldn't pop in some 1m x 1 drams of compatible timing? Even if …