iMac (21.5-inch, Late 2011)

The iMac (21.5-inch, Late 2011) is an all-in-one desktop that Apple introduced on 8 August 2011 and sold until March 2013. It has a 21.5-inch display at 1920×1080. It came with a 3.1 GHz Core i3 processor, 2 GB of memory and 250 GB HDD of storage.

Model number: A1311
Model identifier: iMac12,1
EMC number: 2496
Released: Late 2011
Support status: Obsolete
Order number: MC978LL/A

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Configuration

3.1 GHz Core i3, 2 GB, 250 GB HDD

Overview

Variant: Edu
Order number: MC978LL/A
Model identifier: iMac12,1
EMC number: 2496
Introduced: 8 August 2011
Discontinued: 5 March 2013
Original price: US$999
Weight: 20.5 lb

Processor

Processor: Core i3
Part number: i3-2100
Speed: 3.1 GHz
Cores: 2
Processors: 1
System bus: Intel Direct Media Interface (DMI 2.0) at 5 GT/s
Socket: LGA 1155 (Socket H2)
L1 cache: 32 KB/32 KB
L2/L3 cache: 256 KB ×2, 3 MB
FPU: Integrated

Memory

Standard: 2 GB
Maximum: 16 GB
Built in: None
Slots: 4
Type: 204-pin DDR3 SO-DIMM PC3-10600 (1333 MHz)
Minimum speed: 1333 MHz

Graphics

Graphics: AMD Radeon HD 6750M
Graphics memory type: GDDR5
Video memory: 256 MB
Maximum video memory: 256 MB
External displays: Dual/Mirroring
Largest external display: 2560×1600
Video out: Mini DisplayPort w/ Audio

Storage

Standard storage: 250 GB HDD
Drive size: 3.5" (26.10 mm)
Interface: SATA III (6 Gbit/s)

Optical

Optical drive: Slot-loading 8× SuperDrive (DVD±R DL/DVD±RW/CD-RW)
Drive form factor: 5.25" Ultra Slim (9.5mm)

Wireless and expansion

Wi-Fi: 802.11a/b/g/n
Bluetooth: None
Expansion slots: SDXC Card Slot
Expansion bays: None

In the box

Operating system at launch: Mac OS X 10.7.2 (11C40)
Keyboard: Apple Keyboard
Mouse or trackpad: Apple Mouse

More specs

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: None
USB: USB-A 2.0 (480 Mbit/s) (×4)
FireWire: 800 (800 Mbit/s)
Security slot: Yes

Networking

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

Audio

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

Storage

Host controller: AHCI

Battery and power

Backup battery: 3.0 V CR2032 lithium coin-cell
Power supply: Built in
Power adapter: None

Physical

Form factor: All-in-One
Size (H × W × D): 17.75 × 20.8 × 7.42 in

Platform

Architecture: 64-Bit
Firmware: EFI

Software

Latest macOS: macOS 10.13.x
Mac OS 9: None
Windows: Boot/Virtualization
Earliest Windows: 7 (32-Bit)
Latest Windows: 8.1 (64-Bit)

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