Apple iMac (Retina 4K, 21.5-inch, Late 2015) Technical Specifications

What are my iMac specs?

OVERVIEW
IntroducedOctober 2015
Model IdentifieriMac16,2
Model NumberA1418
EMC2833
Order NumberMK452LL/A
SupportNiwTech
ColorsSilver
Weight and Dimensions12.5 lbs., 17.7" H x 20.8" W x 6.9" D
PROCESSOR
ProcessorIntel Core i5 (5675R) or Core i7 (5775R) ("Broadwell")
Processor Speed3.1 or 3.3 GHz
Maximum Processor SpeedUp to 3.6 or 3.8 GHz
Architecture64-bit
Number of Cores4
Security ChipNo
Cache4 MB (3.1 GHz) 6 MB (3.3 GHz) L3
System BusIntel Direct Media Interface (DMI) at 5 GT/s
Logic board RepairNiwTech
STORAGE AND MEDIA
Storage1 TB (5400-rpm SATA), 1 or 2 TB Fusion Drive, or 256 or 512 GB flash storage
Storage UpgradeNiwTech
Data RecoveryNiwTech
MediaNone
PERIPHERALS
PeripheralsApple Magic Keyboard, Magic Mouse 2 or Magic Trackpad 2
Peripherals RepairsNiwTech
SOFTWARE
Original OSOS X 10.11 (15A2301)
Maximum OSLatest release of macOS
OS installNiwTech
OS UpgradeNiwTech
OS DowngradeNiwTech
OS SupportNiwTech
AirDropSupported
HandoffSupported
Power Nap
Unlock with Apple WatchSupported with macOS Sierra (Apple Watch (1st generation), Apple Watch Series 1, and Apple Watch Series 2) or macOS High Sierra or later (Apple Watch Series 3 or later)
FIRMWARE
FirmwareIntel Extensible Firmware Interface (EFI)
MEMORY
Built-in Memory8 or 16 GB PC3-14900 (1867 MHz) LPDDR3
Maximum Memory16 GB
Memory SlotsNone
Memory UpgradeNiwTech
Memory Upgrade InstructionsHow to remove or install memory
Interleaving SupportYes
DISPLAY
Built-in Display21.5-inch (diagonal) Retina 4K display with IPS technology
Display GlassStandard
Brightness
Pixel Density219 ppi
Color GamutWide color gamut (P3)
Resolutions4096 by 2304 pixels
Display ReplacementNiwTech
GRAPHICS
Graphics CardIntel Iris Pro Graphics 6200
Graphics Card ReplacementNiwTech
Graphics MemoryUp to 1.5 GB shared from main memory
Display ConnectionThunderbolt digital video output (Support for up to two Thunderbolt displays)
Display ModesDual display extended, video mirroring, and AirPlay Mirroring
External ResolutionUp to 4096 by 2304 pixels
CAMERA
CameraBuilt-in FaceTime HD
CONNECTIONS
Wi-Fi802.11ac
BluetoothBluetooth 4.0
Ethernet10/100/1000BASE-T (RJ-45)
ModemNone
USB4 - up to 5 Gbps
FireWireNone
Thunderbolt2 - Thunderbolt 2 (up to 20 Gbps)
DisplayThunderbolt digital video output (Support for up to two Thunderbolt displays)
InfraredNone
Audio InDual microphones
Audio Out1 - 3.5-mm analog/optical combo output jack, Built-in speakers
Security Slot1 - Kensington cable lock
EXPANSION
Slots1 - Secure Digital (SDXC)
BaysNone
Hard Drive Interface1 - 6.0 Gbps Serial ATA (SATA), 1 - 8.0 GT/s PCIe x4
SENSORS
Liquid SensorNon
POWER
Line Voltage100-240V AC
Power Supply ReplacementNiwTech
ENVIRONMENTAL
Power Consumption40 W (Idle) 119 W (CPU Max)
ENERGY STARMeets ENERGY STAR 6.1 requirements
EPEATGold
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