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OVERVIEW
IntroducedOctober 2005
Model IdentifierPowerMac12,1
Model NumberA1145
EMC2082
Order NumberMA064LL/A
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ColorsWhite
Weight and Dimensions22 lbs., 18.6" H x 19.4" W x 7.4" D
PROCESSOR
ProcessorPowerPC 970fx (G5)
Processor Speed2.1 GHz
Maximum Processor Speed
Architecture
Number of Cores1
Security ChipNo
Cache64 KB (instruction), 32 KB (data) L1, 512 KB backside (1:1) L2
System Bus700 MHz
Logic board RepairNiwTech
STORAGE AND MEDIA
Storage250 or 500 GB 7200-rpm
Storage UpgradeNiwTech
SSD UpgradeNiwTech
Data RecoveryNiwTech
MediaSlot-loading 8x SuperDrive (DVD+R DL/DVD±RW/CD-RW)
PERIPHERALS
PeripheralsApple Remote, Apple Keyboard, Mighty Mouse
Peripherals RepairsNiwTech
SOFTWARE
Original OSMac OS X 10.4.2 (8E102, 8E104)
Maximum OSMac OS X 10.5.8
OS installNiwTech
OS UpgradeNiwTech
OS DowngradeNiwTech
OS SupportNiwTech
AirDrop
Handoff
Power Nap
Unlock with Apple Watch
Hardware TestAHT (iMac G5/eMac) 2.5.3
FIRMWARE
FirmwareOpen Firmware
MEMORY
Built-in Memory512 MB
Maximum Memory2.5 GB
Memory Slots1 - 240-pin PC2-4200 (533MHz) DDR2 SDRAM
Memory UpgradeNiwTech
Memory Upgrade InstructionsHow to remove or install memory
Interleaving SupportNo
DISPLAY
Built-in Display20-inch (viewable) widescreen TFT LCD
Display Glass
Brightness280 cd/m²
Pixel Density
Color Gamut
Resolutions16:10 aspect ratio: 1680 x 1050, 1344 x 840, 1280 x 800, 1024 x 640, 840 x 524, 800 x 500 4:3 aspect ratio: 1024 x 768, 800 x 600, 640 x 480
Display ReplacementNiwTech
GRAPHICS
Graphics CardATI Radeon X600 XT
Graphics Card ReplacementNiwTech
Graphics Memory128 MB DDR
Display Connection1 - Mini-VGA (Composite and S-video with adapter)
Display ModesVideo mirroring only
External Resolution
CAMERA
CameraBuilt-in iSight
CONNECTIONS
Wi-FiBuilt-in AirPort Extreme card (802.11b/g)
BluetoothBuilt-in Bluetooth 2.0 + EDR
Ethernet10/100/1000BASE-T (RJ-45)
ModemOptional Apple USB Modem (MA034Z/A)
USB3 - 480 MBit/s
FireWire2 - 400 MBit/s (8W total power)
Thunderbolt
Display1 - Mini-VGA (Composite and S-video with adapter)
Infrared1 - For Apple Remote only
Audio In1 - 3.5-mm analog input jack, Built-in microphone (24-bit 96KHz sample rate)
Audio Out1 - 3.5-mm analog/optical combo jack, Built-in speakers
Security Slot1 - Kensington cable lock
EXPANSION
Slots
BaysNone
Hard Drive Interface1.5 Gbps Serial ATA (SATA)
Optical Drive InterfaceUltra ATA/133
SENSORS
Liquid SensorNon
POWER
Backup Battery3 V CR2032 lithium (922-6476)
Maximum Continuous Power180 W
Line Voltage100-240V AC
Power Supply ReplacementNiwTech
ENVIRONMENTAL
Acoustical Performance
Power Consumption
ENERGY STARMeets ENERGY STAR requirements
EPEAT
NiwTechwww.niwtech.com