Windows Hardware Recommendation

FlowJo for Windows requires a Pentium class or higher processor, running Windows 2000 or Windows XP, with at least 512MB RAM and a USB port.
The amount of samples FlowJo can open depends on how much memory is installed.

Flowjo will consume 30-90 megabytes of physical RAM. We don't recommend that you try FlowJo PC on a system with less than 128 megabytes of RAM!

To Find out how much RAM your PC has, open task manager (ctrl+alt+del):

In addition, the Java minimum system requirements are as follows:

IE 5.0 or greater
Pentium 166MHz or faster
Min 54MB free space
Min 32MB of RAM