The 20  Apple iMac features a 2.66 GHz Intel "Core 2 Duo" processor, with two independent processor "cores" on a single silicon chip, a 6 MB shared level 2 cache, a 1066 MHz system bus, 4 GB of RAM (1066 MHz DDR3 SDRAM), a 320 GB (7200 RPM) hard drive, a vertically-mounted slot-loading DVD+R DL "SuperDrive", NVIDIA GeForce 9400M graphics with 256 MB of memory shared with the system, a built-in iSight video camera, and built-in stereo speakers underneath the 20" glossy TFT Active Matrix LCD (1680x1050 native) display.
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<br />Connectivity includes four USB 2.0 ports, a Firewire "800" port, built-in AirPort Extreme, and Gigabit Ethernet, as well as a Mini DisplayPort, which supports an external display in "extended desktop" mode.
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<br />Hard Drive: 320GB Serial ATA (7200 RPM)
<br />Standard RAM: 4GB o DDR3 SDRAM (PC3-8500)
<br />Processor Speed: 2.66GHz
<br />Processor Type: Core 2 Duo (E813)
<br />Video Card: GeForce 9400M
<br />Native Resolution: 1680x1050 
<br />Built-in Display: 20.0" Widescreen
<br />Standard AirPort: 802.11a/b/g/n
<br />Standard Bluetooth: 2.1+EDR
<br />USB Ports: 4 (2.0)
<br />Apple Order No: MB417LL/A
<br />Dimensions: 18.5 x 19.1 x 7.4
<br />Mac OS: Upgraded to 10.11 El Capitan
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<br />Retail A Grade condition
<br />Warranty: 90 Day Distributor Warranty
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<br />This item includes a New 3rd Party Keyboard and Mouse
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<br />This product has been meticulously inspected and tested by Mac Warehouse Apple Certified Technical team. It has been officially Certified Preloved by Mac Warehouse.  <p> <b><b><img src="https://contestimg.wish.com/api/webimage/58a35ba8d3f55150f5a89571-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/58a35ba8d3f55150f5a89571-1-large.jpg></b></b></p>