Edited sentence: A  current generation video card and 512MB of memory are the true mimimums.A Linux alpha client (i686) that has been tested on Debian, Fedora Core 4, Gentoo and Knoppix is currently available for download and testing, and runs with a few limitations.A broadband Internet connection is required.Current system requirements are posted at the web site.Dial-up users will find that their connection speed does not allow for them to download and view the world at an acceptable rate.Second Life also requires a 25MB (Windows) or 50MB (Mac OS X) client download, and will consume between 50MB and 1GB of allocated disk space for cache.Second Life is available for PCs with around 800 MHz Pentium III or better, with at least 256MB RAM with Windows XP (SP2) or Windows 2000 (SP4) and Macs (1 GHz G4 or better, with at least 512MB RAM) with Mac OS X 10.3.9 or higher.The graphics require either an nVidia GeForce 2 or better graphics card or an ATI Radeon 8500 (9000 for Macs) graphics card.While this is the advertized minimum requirement, due to the freeform content creation of users, these specs will produce a slide show (extremely poor performance) in any of the populated areas of Second Life