Apple iMac (27-inch, Late 2009) Technical Specifications

What are my Apple iMac (27-inch, Late 2009) specs?

OVERVIEW
IntroducedOctober 2009
Model IdentifieriMac10,1 (Core 2 Duo) iMac11,1 (Core i5, i7)
Model NumberA1312
EMC2309 (Core 2 Duo) 2374 (Core i5, i7)
Order NumberMB952LL/A (3.06 GHz), MB953LL/A (2.66 GHz)
Support NiwTech
ColorsSilver
Weight and Dimensions30.5 lbs., 20.4" H x 25.6" W x 8.15" D
PROCESSOR
ProcessorIntel Core 2 Duo (E7600, E8600), Core i5 (750), or Core i7 (860) ("Wolfdale, Lynnfield")
Processor Speed3.06 or 3.33 GHz (Core 2 Duo), 2.66 GHz (Core i5), 2.8 GHz (Core i7)
Maximum Processor Speed
Architecture64-bit
Number of Cores2 (Core 2 Duo) 4 (Core i5, Core i7)
Security ChipNo
Cache3 MB (3.06 GHz) 6 MB (3.33 GHz) L2, 8 MB (2.66, 2.8 GHz) L3
System Bus1066 MHz (3.06 GHz Core 2 Duo) or 1333 MHz (3.33 GHz Core 2 Duo) or Intel Direct Media Interface (DMI) at 2.5 GT/s (Core i5 and Core i7)
Logic board RepairNiwTech
STORAGE AND MEDIA
Storage1 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 10.6.1 (10A2155), 10.6.2 (10C2234)
Maximum OSmacOS 10.13.6 (17G65)
OS installNiwTech
OS UpgradeNiwTech
OS DowngradeNiwTech
OS SupportNiwTech
AirDropSupported
Handoff
Power Nap
Unlock with Apple Watch
Hardware TestAHT 3A202
FIRMWARE
FirmwareIntel Extensible Firmware Interface (EFI)
MEMORY
Built-in MemoryNone
Maximum Memory32 GB (Core i5 or Core i7 Actual) 16 GB (Apple)
Memory Slots4 - 204-pin PC3-8500 (1066 MHz) DDR3 SO-DIMM
Memory UpgradeNiwTech
Memory Upgrade InstructionsHow to remove or install memory
Interleaving SupportYes
DISPLAY
Built-in Display27-inch (viewable) LED-backlit glossy widescreen TFT LCD with IPS
Display Glass
Brightness375 cd/m2
Pixel Density
Color Gamut
Resolutions2560 by 1440 pixels
Display ReplacementNiwTech
GRAPHICS
Graphics CardATI Radeon HD 4670 or Radeon HD 4850
Graphics Card ReplacementNiwTech
Graphics Memory256 MB (Radeon HD 4670) or 512 MB (Radeon HD 4850) GDDR3
Display Connection1 - Mini DisplayPort
Display ModesDual display extended, video mirroring, Target Display
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 (SD)
BaysNone
Hard Drive Interface3.0 Gbps Serial ATA (SATA)
Optical Drive Interface
SENSORS
Liquid SensorNon
POWER
Backup Battery3 V CR2032 lithium
Maximum Continuous Power365 W
Line Voltage100-240V AC
Power Supply ReplacementNiwTech
ENVIRONMENTAL
Acoustical Performance
Power Consumption145 W (Idle) 365 W (CPU Max)
ENERGY STARMeets ENERGY STAR 5.0 requirements
EPEATGold
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