The HP designjet 230 is a fantastic plotter which comes with a memory of 4 MB. This permits you to plot bigger vector files with absolute ease. The memory can be easily increased by 4 MB, 8 MB, 16 MB and 32 MB RAM SIMM. So the total memory can be increased up to 36 MB. The design of the printer is better than the previous models and comes with reduced weight than earlier. The plotter takes about five minutes to plot a D-size vector. The device has been designed and manufactured by HP.