Specifications General Information Energy Star Compliant: YES Model Number: MC508LL/A Release Year: 2010 Form Factor: All-in-One Lifestyle: Business Product Line (Desktop): Custom/No Brand EPEAT Level: Not Applicable Storage Hard Drive Speed (RPM): 7200 Hard Drive Type: Hard Disk Drive (HDD) Hard Drive Interface: SATA Hard Drive Size (GB) (0 if none): 500 Inputs/Outputs Optical Drive Type: SuperMulti-DVD Burner Total USB 2.0 Ports: 4 Mouse Included: NO DVD Speed (R/W/RW): 8/8/8 Total Headphone Outputs: 1 Built-in Speakers: YES Keyboard Included: NO Total HDMI Outputs: 0 Blu-ray Speed (R/W/RW): 0/0/0 Mouse Connection Type: Not Applicable Total Microphone Outputs: 1 Total USB 3.0 Ports: 0 Keyboard Connection Type: Not Applicable Webcam Megapixels (Use 0 if No Webcam): 1 Processor # of Processor Cores: 2 Processor Speed (GHz): 3.06 Processor Series: Intel Core i3 2nd Gen. Processor Model Number: Intel Core i3-540 Processor L3 Cache (MB): 4 Expandability Total PCI Express X16 Slots: 0 Built-in Media Card Reader: SDXC RAM Memory Type: DDR3 Total Memory (GB): 8 Maximum Memory Supported (GB): 16 Graphics Video Memory Available (MB): 256 Graphics Type: Dedicated Graphics Card Model Number: ATI Radeon HD 4670 Physical Features Item Dimensions (H x W x D Inches): 20.4 x 8.15 x 25.6 Item Weight (LBS): 30.5 Color (Generic): Silver Display Maximum Resolution (Width x Height): 1920 x 1080 Display Type: TFT Touch Screen: NO Screen Size (IN): 21.5 Networking Bluetooth Compatability: 2.1 + EDR LAN Compatibility: 10/100/1000 Gigabit Wireless Network Compatibility: 802.11N Operating System Operating System Version: Not Applicable Desktop Operating System: Apple Mac OS