1] Aurora™ Processor: AMD® Phenom™ X4 9850 Black Edition Quad Core 2.5GHz 4 x 512KB L2 Cache Alienware P2 Chassis: Alienware® P2 Chassis with AlienIce™ 3.0 Video Cooling - Space Black System Lighting: Alienware® Standard System Lighting - Nova Yellow System Cooling: Alienware® Standard System Cooling Power Supply: Alienware® 1000 Watt Multi-GPU Approved Power Supply Graphics Processor: Dual Graphics Cards - Dual 512MB ATI® Radeon™ HD 3870 – CrossFire Enabled Memory: 3GB Dual Channel DDR2 SDRAM at 800MHz - 2 x 1024MB + 2 x 512MB Motherboard: Alienware® Approved Asus AMD® 790FX Motherboard Includes PCI-Express 2.0, ASUS BIOS Overclocking Utility, and Support for AMD Phenom Quad-Core Processors Operating System (Office software not included): Windows Vista® Home Premium – DirectX 10 Ready! System Drive: Single Drive Configuration - 750GB SATA 3Gb/s 7,200RPM 16MB Cache Optical Drives : Single Drive Configuration - 20X Dual-Layer Burner (DVD±RW) Enthusiast Essentials: Killer K1 Gaming Network Interface Card - Smoother Online Gaming! - More Info Physics Processing Unit: Ageia PhysX PCI-Express Processing Unit w/ 128MB GDDR3 - More Info Sound Card: High-Definition 7.1 Performance Audio - Standard Keyboard: Premium Keyboard - Logitech® Deluxe 250 Keyboard Mouse: Premium Mouse - Standard Optical 3-Button Mouse with Scroll Wheel Warranty: 1-Year AlienCare Toll-Free 24/7 Phone Support w/ Onsite Service Alienware Extras: Alienware® Mesh Cap Alienware Extras: Alienware® Mousepad Alienware Extras: Alienware® Desktop Binder Alienware Extras: Owner Identification Card Alienware Extras: Internal Wire Management Avatar: Alienhead Glow Window Style: Default Window Style Mouse Pointers: Standard Mouse Pointers Power Plan: High Performance Automatic Updates: Automatic Updates On Sidebar Gadgets: Calendar Time Zones: (GMT - 5.00) Eastern Time (US & Canada)