 "Apple iMac 21.5-inch 3.1GHz Core i3 (Late 2011) MC978LL/A" "iMac 21.5" 2011)+ | macofalltrades"
"
*This model was originally available for sale to educational institutions.

Apple Part Number: MC978LL/A

Hardware Configuration

	21.5-inch LED-backlit glossy widescreen TFT LCD display with IPS, 1920x1080 resolution
	3.1GHz Intel Core i3 processor
	4.0GB (2x2.0GB) PC3-10600 (1333MHz) DDR3 SO-DIMM, supports up to 8.0GB
	250GB Serial ATA hard disk drive @ 7200RPM
	DVD-RW/CD-RW SuperDrive-DL
	AMD Radeon HD 6750M graphics with 256MB GDDR5 memory
	AirPort Extreme wireless card (802.11a/b/g/n)
	No Bluetooth
	Built-in FaceTime HD camera
	1- Mini DisplayPort
	4- USB 2.0 ports
	1- FireWire 800 port
	1- Ethernet port
	1- Secure Digital (SDXC) slot
" 
 "Apple iMac 21.5-inch 2.8GHz Quad-core i7 (Mid 2011) MC812LL/A-BTO" "iMac 21.5" | macofalltrades"
"
Apple Part Number: MC812LL/A-BTO

Hardware Configuration
21.5-inch LED-backlit glossy widescreen TFT LCD display with IPS, 1920x1080 resolution2.8GHz quad-core Intel Core i7 processor8.0GB (4x2.0GB) PC3-10600 (1333MHz) DDR3 SO-DIMM, supports up to 32.0GB1.0TB Serial ATA hard disk drive @ 7200RPM DVD-RW/CD-RW SuperDrive-DLAMD Radeon HD 6770M graphics with 512MB GDDR5 memoryAirPort Extreme wireless card (802.11a/b/g/n)Bluetooth 2.1 + EDRBuilt-in FaceTime HD camera1- Thunderbolt port4- USB 2.0 ports1- FireWire 800 port1- Ethernet port
1- Secure Digital (SDXC) slotPower Cable Included" 