The D/A1 size and A0+/E+ size HP DesignJet 800 printers come with a total of 96MB of Random Access Memory (RAM) – 32MB in the printer and 64MB on the HP-GL/2 Accessory card. You can expand this memory to 160MB by replacing the 64MB of memory on the HP-GL/2 Accessory card with an optional 128MB memory upgrade (part number C2388A). In addition to this memory, the printer has a 6GB internal hard disk drive used as extended memory for HP-GL/2 rendering and print management. Memory Media & Ink Introduction Front Panel Other Printer Options Index Solutions Using this Guide Introducing Your HP DesignJet 800 Printer Front View of Printer Printer Connections