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OVERVIEW
IntroducedJuly 2010
Model IdentifieriMac11,2
Model NumberA1311
EMC2389
Order NumberMC508LL/A (3.06 GHz), MC509LL/A (3.2 GHz)
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ColorsSilver
Weight and Dimensions20.5 lbs., 17.75" H x 20.8" W x 7.42" D
PROCESSOR
ProcessorIntel Core i3 (540, 550) or Core i5 (680) ("Clarkdale")
Processor Speed3.06 or 3.2 GHz (Core i3) or 3.6 GHz (Core i5)
Maximum Processor Speed
Architecture64-bit
Number of Cores2
Security ChipNo
Cache4 MB L3
System BusIntel Direct Media Interface (DMI) at 2.5 GT/s
Logic board RepairNiwTech
STORAGE AND MEDIA
Storage500 GB, 1, or 2 TB (7200-rpm)
Storage UpgradeNiwTech
SSD UpgradeNiwTech
Data RecoveryNiwTech
MediaSlot-loading 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW)
PERIPHERALS
PeripheralsApple Wireless Keyboard, Magic Mouse
Peripherals RepairsNiwTech
SOFTWARE
Original OSMac OS X 10.6.3 (10D2322a)
Maximum OSmacOS 10.13.6 (17G65)
OS installNiwTech
OS UpgradeNiwTech
OS DowngradeNiwTech
OS SupportNiwTech
AirDropSupported
Handoff
Power Nap
Unlock with Apple Watch
Hardware TestAHT 3A195
FIRMWARE
FirmwareIntel Extensible Firmware Interface (EFI)
MEMORY
Built-in MemoryNone
Maximum Memory16 GB
Memory Slots4 - 204-pin PC3-10600 (1333 MHz) DDR3 SO-DIMM
Memory UpgradeNiwTech
Memory Upgrade InstructionsHow to remove or install memory
Interleaving SupportYes
DISPLAY
Built-in Display21.5-inch (viewable) LED-backlit glossy widescreen TFT LCD with IPS
Display Glass
Brightness330 cd/m2
Pixel Density
Color Gamut
Resolutions1920 by 1080 pixels
Display ReplacementNiwTech
GRAPHICS
Graphics CardATI Radeon HD 4670 or Radeon HD 5670
Graphics Card ReplacementNiwTech
Graphics Memory256 MB (Radeon HD 4670) or 512 MB (Radeon HD 5670) GDDR3
Display Connection1 - Mini DisplayPort
Display ModesDual display extended and video mirroring
External ResolutionUp to 2560 by 1600 pixels
CAMERA
CameraBuilt-in iSight
CONNECTIONS
Wi-FiBuilt-in AirPort Extreme card (802.11a/b/g/n)
BluetoothBuilt-in Bluetooth 2.1 + EDR
Ethernet10/100/1000BASE-T (RJ-45)
ModemNone
USB4 - 480 MBit/s
FireWire1 - 800 MBit/s (7 watts)
Thunderbolt
Display1 - Mini DisplayPort
Infrared1 - For Apple Remote only
Audio In1 - 3.5-mm analog/optical combo input jack, Built-in microphone
Audio Out1 - 3.5-mm analog/optical combo output jack, 2 - internal 17-watt amplifiers, Built-in speakers
Security Slot1 - Kensington cable lock
EXPANSION
Slots1 - Secure Digital (SDXC)
BaysNone
Hard Drive Interface3.0 Gbps Serial ATA (SATA)
Optical Drive Interface
SENSORS
Liquid SensorNon
POWER
Backup Battery3 V CR2032 lithium
Maximum Continuous Power241 W
Line Voltage100-240V AC
Power Supply ReplacementNiwTech
ENVIRONMENTAL
Acoustical Performance18 dBA at idle
Power Consumption94 W (Idle) 241 (CPU Max)
ENERGY STARMeets ENERGY STAR 5.0 requirements
EPEATGold
NiwTechwww.niwtech.com