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
16 characters x 4 Lines, 5x7 Dot Matrix character and Cursor 2M x 32 FAST PAGE DRAM module, 100 ns, SMA72 16 characters x 2 Lines, 5x7 Dot Matrix character and Cursor 2M x 32 FAST PAGE DRAM module, 100 ns, SMA72 2M x 32 Bit Dynamic Random Access Memory module