HP Blackbird 002 BB5140rp Desktop PC (2.66 GHz Intel Core 2 Quad Core Q9450 Processor, 4 GB RAM, 500 GB Hard Drive, DVD Drive, Vista Premium) (Discontinued by Manufacturer) High-end gaming PC featuring isolated thermal chambers, factory sealed lquid cooled CPU, tool-free 2.6 GHz Intel Core 2 Quad Q9450 processor; dual SLI 9800GT graphics cards; nForce NVIDIA SLI motherboard 500 GB hard drive with four additional drive bays for up to 5 TB of storage; 4 GB DDR2 Corsair Dominator RAM 7.1-channel onboard HD audio provides outstanding sound quality for total game immersion Pre-installed with Windows Vista Home Premium; includes keyboard and optical mouse; 900 watt power supply; Five hot-swappable hard drive bays; warranty and support