The Aspire M5811 features top-notch technology to meet your most demanding productivity, multimedia and gaming requirements. With a sharp modern look, the Aspire M5811 makes an ideal addition to any home or office. Product Type: Desktop Computer Processor & Chipset Number of Processors Install: 1 Processor Manufacturer: Intel Processor Type: Core i7 Processor Model: i7-860 Processor Core: Quad-core Processor Speed: 2.80 GHz 64-bit Processing: Yes Hyper-Threading: Yes HyperTransport Speed: Not Applicable Chipset Manufacturer: Intel Chipset Model: H57 Express Memory Standard Memory: 8 GB Maximum Memory: 8 GB Memory Technology: DDR3 SDRAM Storage Total Hard Drive Capacity: 1 TB Optical Drive Type: DVD-Writer Optical Media Support: DVD-RAM/±R/±RW Controllers Controller Type: Serial ATA Display & Graphics Graphics Controller Manufacturer: nVIDIA Graphics Controller Model: GeForce GT 330 Network & Communication Ethernet Technology: Gigabit Ethernet Interfaces/Ports HDMI: Yes Software Operating System: Windows 7 Home Premium Physical Characteristics Case Style: Tower Height: 379 mm Width: 180 mm Depth: 423 mm