16 characters x 4 lines, 5x7 Dot Matrix Character and Cursor 1M X 32 FAST PAGE DRAM MODULE, 100 ns, SMA72 16 characters x 2 lines, 5x7 Dot Matrix Character and Cursor 1M X 32 FAST PAGE DRAM MODULE, 100 ns, SMA72 1M x 32 Bit Dynamic Random Access Memory Module