In our series of "pimping up randy", we went from here:
to there:
SGI Indys take memory in banks of four, equally sized, 72pin, 60ns, parity-equipped PS/2 modules. Old bank: 4x8MB=32MB, new bank: 4x32MB, for a total of 160MB RAM. Price for this upgrade on the ebay auction: almost 32,- EUR.