We advise the following minimum hardware. Together with the Rubo Dicom Viewer, this provides you with a very powerful Dicom image/film viewer. Pentium IV processor 1.6Ghz 1024Mb RAM for scene viewing, 512 Mb RAM for single image viewing. When working with biplane scenes, 2048 Mb RAM is recommended. 40x CD reader High performance videocard 1024x768(Laptop), 1280x1024(desktop) Windows 2000/NT 4.0/XP 20 inch Monitor However, the Rubo Dicom Viewer can run on any Pentium with at least 64Mb RAM. Performance may suffer in such low configurations.