Creative Labs Sound Blaster X-Fi XtremeMusic Retail NL. Audio quality: 24 bit, Audio output channels: 7.1, Line-out Signal-to-Noise Ratio (SNR): 109 dB. Host interface: PCI. Bundled software: Drivers f Windows XP Creative Software Suite Doom 3 Sound Blaster EAX patch User"s Guide. Minimum RAM: 256 MB, Minimum processor: Genuine Intel Pentium III 1 GHz, AMD 1 GHz, Minimum hard disk space: 600 MB