Rain Computers ION 6-Core Rackmount Digital Audio Computer - Silver Processor: 3.3GHz AMD "Zambezi" FX 6-Core Processor [6MB Cache]. Memory: 8GB 1600MHz DDR3 Dual Channel RAM (up to 16GB). Hard Drive: 1TB SATA III 7200RPM High Performance Drive. Total Storage: Three hard drive bays for up to 6 terabytes. Optical Drive: StormDrive Dual Layer CD/DVD Writer. USB 2.0: 6 x USB 2.0 Ports [480 Mb/s]. USB 3.0: 4 x USB 3.0 Ports [4.8Gb/s]. FireWire: 1 x FireWire 400 Ports [TI chipset]. eSATA: 2 x eSATA Port [3Gb/s]. Graphics: NVIDIA GeForce 8400 GS [1GB]. Video Connection: 1 x VGA, 1 x DVI, 1 x HDMI. PCI Express 2.0: 2 x PCIe [x16], 2 x PCIe [x1]. PCI: 3 x PCI Slots. S/PDIF:1 x S/PDIF Optical Out. Audio: 7.1 Channel High Definition. Audio Out:Center/Sub/Rear/Side/Line In/Line Out/Mic LAN: Gigabit Ethernet [RJ-45], PS/2: 2 x PS/2 Ports. Input: Rain Aluminum USB Keyboard and Optical Mouse. PSU: 500 Watt Silent Power Supply [80Plus Certified] One Free Rain Ensemble Plug & Play Session for help with all your gear Designed and tested for use with audio software like Pro Tools, Cubase and SONAR Room for up to 6 terabytes of high performance storage and 16GB of DDR3 memory Engineered for powerful and stable Pro Audio + Video production Seven PCI and PCI Express slots for huge expansion with UAD and Pro Tools HD cards Quiet Cool Design prevents glitches, drops, excess heat and noise