7 Manufacturer: Microsoft Released: 2005 Units sold: 84 million CPU: Tri-core PowerPC "Xenon" @ 3.2 GHz RAM: 512 MB unified GDDR3 @ 700 MHz + 10 MB eDRAM cache Graphics: ATI/AMD "Xenos" @ 500 MHz Resolution: 480i, 480p, 720p, 1080i, 1080p Sound: Stereo LPCM, Dolby Digital 5.1 Media: DVD, CD-ROM, digital distribution