Terratec SOUND TERRATEC Aureon 7.1 Space RTL. Audio quality: 24 bit. Host interface: PCI 2.1. Bundled software: Drivers Windows 98 SE / Me Windows 2000 / XP ControlPanel Windows 98 SE / Me Windows 2000 / XP. Minimum RAM: 64 MB, Minimum processor: Intel Pentium III or AMD K6 III 500 or higher, Minimum hard disk space: 50 MB