SIS wikipedia indentified this board as sis 530/5595 (sindbad) socket 7 66-124Mhz bus 2-8mB shared AGP sis 6326 3D
Start up screen bios string AMI 1-10-200s 52-0110-001437-00101111-071595-000000-001_v90_5670-h
Using this, hardware archivist Edwin indicated this board was a PC Chips (hsin tech) m599lmr.
A quantity of data including the manual can be found at http://virtual-concepts.net/drivers/pcchips/m599lmr/
Not all ram compatibility is listed. Does anyone know if ecc ram will work with ...

News of RAM compatibility with BIOS