iMac (21.5-inch, Late 2015)

The iMac (21.5-inch, Late 2015) is an all-in-one desktop that Apple introduced on 13 October 2015 and sold until June 2017. It has a 21.5-inch display at 1920×1080. It came in 2 configurations, with a 1.6 GHz or 2.8 GHz Core i5 processor, 8 GB of memory and 1 TB HDD of storage.

Model number: A1418
Model identifier: iMac16,1, iMac16,2
EMC number: 2889
Released: Late 2015
Support status: Obsolete
Order numbers: MK142LL/A, MK442LL/A

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2 configurations

Choose a configuration to see its processor, memory, graphics and storage.

Configuration	Order number	Cores	Graphics	Original price
1.6 GHz Core i5, 8 GB, 1 TB HDD	MK142LL/A	2	Intel HD Graphics 6000	US$1,099
2.8 GHz Core i5, 8 GB, 1 TB HDD	MK442LL/A	4	Intel Iris Pro 6200	US$1,299

1.6 GHz Core i5, 8 GB, 1 TB HDD

Overview

Order number: MK142LL/A
Model identifier: iMac16,1
EMC number: 2889
Introduced: 13 October 2015
Discontinued: 5 June 2017
Original price: US$1,099
Weight: 12.5 lb

Processor

Processor: Core i5
Part number: i5-5250U
Speed: 1.6 GHz
Turbo Boost: 2.7 GHz
Cores: 2
Processors: 1
System bus: Intel Direct Media Interface (DMI 2.0) at 5 GT/s
Socket: Soldered
L1 cache: 32 KB/32 KB
L2/L3 cache: 256 KB ×2, 3 MB (on-chip)
FPU: Integrated

Memory

Standard: 8 GB
Maximum: 16 GB
Built in: 8 GB
Slots: None
Type: LPDDR3 on-board memory PC3-14900 (1867 MHz)
Minimum speed: 1867 MHz

Graphics

Graphics: Intel HD Graphics 6000
Graphics memory type: Integrated
Video memory: 1.5 GB
Maximum video memory: 1.5 GB
External displays: Dual/Mirroring
Largest external display: 3840×2160
Video out: Thunderbolt 2 (×2)

Storage

Standard storage: 1 TB HDD
Drive speed: 5400 RPM
Drive size: 2.5" (7 mm), Proprietary
Interface: SATA III (6 Gbit/s), PCIe 2.0 ×2 with proprietary 12+16 pin connector (optional)
Host controller: NVMe

Optical

Optical drive: None

Wireless and expansion

Wi-Fi: 802.11ac
Bluetooth: 4.0
Expansion slots: SDXC Card Slot
Expansion bays: None

In the box

Operating system at launch: OS X 10.11 (15A2301)
Keyboard: Apple Magic Keyboard
Mouse or trackpad: Magic Mouse 2

2.8 GHz Core i5, 8 GB, 1 TB HDD

Overview

Order number: MK442LL/A
Model identifier: iMac16,2
EMC number: 2889
Introduced: 13 October 2015
Discontinued: 5 June 2017
Original price: US$1,299
Weight: 12.5 lb

Processor

Processor: Core i5
Part number: i5-5575R
Speed: 2.8 GHz
Turbo Boost: 3.3 GHz
Cores: 4
Processors: 1
System bus: Intel Direct Media Interface (DMI 2.0) at 5 GT/s
Socket: Soldered
L1 cache: 32 KB/32 KB
L2/L3 cache: 256 KB ×4, 4 MB (on-chip)
FPU: Integrated

Memory

Standard: 8 GB
Maximum: 16 GB
Built in: 8 GB
Slots: None
Type: LPDDR3 on-board memory PC3-14900 (1867 MHz)
Minimum speed: 1867 MHz

Graphics

Graphics: Intel Iris Pro 6200
Graphics memory type: Integrated
Video memory: 1.7 GB
Maximum video memory: 1.7 GB
External displays: Dual/Mirroring
Largest external display: 4096×2304
Video out: Thunderbolt 2 (×2)

Storage

Standard storage: 1 TB HDD
Drive speed: 5400 RPM
Drive size: 2.5" (7 mm), Proprietary
Interface: SATA III (6 Gbit/s), PCIe 2.0 ×2 with proprietary 12+16 pin connector (optional)
Host controller: NVMe

Optical

Optical drive: None

Wireless and expansion

Wi-Fi: 802.11ac
Bluetooth: 4.0
Expansion slots: SDXC Card Slot
Expansion bays: None

In the box

Operating system at launch: OS X 10.11 (15A2301)
Keyboard: Apple Magic Keyboard
Mouse or trackpad: Magic Mouse 2

Shared by every configuration

Display

Screen size: 21.5-inch
Viewable size: 21.5-inch
Aspect ratio: 16:9 Widescreen
Resolution: 1920×1080
Camera: Built-in FaceTime HD (1280×720)

Ports

Thunderbolt: Thunderbolt 2 (20 Gbit/s) (×2)
USB: USB-A 3.0 (5 Gbit/s) (×4)
FireWire: None
Mini DisplayPort: None
Security slot: Yes

Networking

Ethernet: 10/100/1000Base-T (RJ-45)
Modem: None

Audio

Microphone: 2 (Built-in)
Audio out: 3.5mm Analog/Digital combo
Headphone jacks: 1

Storage

Supported host controllers: AHCI, NVMe

Battery and power

Backup battery: None
Power supply: Built in
Power adapter: None

Physical

Form factor: All-in-One
Size (H × W × D): 17.7 × 20.8 × 6.9 in

Platform

Architecture: 64-Bit
Firmware: EFI

Software

Latest macOS: macOS 12.x (Monterey)
Mac OS 9: None
Windows: Boot/Virtualization
Earliest Windows: 10 (64-Bit)
Latest Windows: 10 (64-Bit)

Specs from Beetstech's device records. Something wrong? Tell us.