Apple iMac “Intel i3″ 3.1 GHz 21.5” 2011 Specs
iMac – MC978LL/A – iMac12,1 – A1311
About this iMac
The Apple iMac released 2011 was a 21.5-inch version powered by a 3.1 GHz Intel Core i3 processor. It had a built-in iSight video camera and a vertically-mounted slot-loading DL Super Drive. The FireWire ports were reduced from two to one single slot and there was an additional USB port. The design of the body was made to ensure there was seamless glass to the aluminum enclosure. This a1311 machine was a statement both on the exterior and interior.
3.1 GHz Core i3
2 GB
250 GBHard Drive
Plugged-in
Storage & Memory
The device was built with 250.0 GB Serial ATA (6 Gb/s) hard drive storage with a disk speed of 7200 RPM.
Screen Size and Resolution
The iMac featured a 21.5 inch screen with “glossy” TFT active matrix LCD display and a native resolution of 1920×1080.
OS & Processor
The iMac had the Mac OS X 10.7.2 (11C40) operating system pre-installed on it. It was powered by a 3.1 GHz Intel Core i3 (I3-2100) processor. Its graphics processor was the AMD Radeon HD 6750M graphics with 256 MB of memory shared with the system.
Memory & Architecture
The device was built with a 3 MB on-chip level 3 cache with 2 GB of 1333 MHz PC3-10600 DDR3 its RAM. It’s designed was centered on a 64-Bit architecture.
Upgradability
Although the iMac came with 2 GB of RAM it could be upgraded to up to 16 GB of RAM.The Operating System of the iMac can also be upgraded from its pre-installed Mac OS X 10.5.6 (9G2030) to up to current MacOS X. This iMac was also able to run Windows XP SP2 (32-Bit) and more recently Windows 8.1 (64-Bit).
This iMac had the following dimensions of 45.1 cm, 52.8 cm, 18.85 cm and a weight of 20.5 lbs. (9.3 kg).
Inclusive Features
The iMac includes the following features and ports:
- A Power Adapter (100V-240V AC, 205 W maximum)
- Standard AirPort Extreme (802.11a/b/g/n).
- Gigabit Ethernet
- One FireWire 800 port
- 8X DL “Super Drive”
- A Mini DisplayPort allowing dual and mirroring operations with resolutions of up to 2560×1600.
- Built-in Stereo Speakers
Introduced: August 8, 2011 |
Discontinued: March 5, 2013 |
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Screen Size and Resolution |
Memory |
||
Screen Size |
21.5 inches TFT |
Level 1 Cache |
32k/32k |
Resolution |
1920×1080 |
Level 2/Level 3 Cache |
256k (x 2), 3 MB |
Processor |
RAM Type |
PC3-10600 DDR3 |
|
Processors |
1 (2 Cores) |
Min. RAM Speed |
1333 MHz |
Architecture |
64-Bit |
Standard RAM |
2 GB |
Speed |
3.1 GHz |
Maximum RAM |
16 GB |
Type |
Core i3 (I3-2100) |
RAM Slots |
4 |
Processor Upgrade |
LGA 1155 (Socket H2) |
Motherboard RAM |
None |
FPU |
Integrated |
Graphics |
|
System Bus Speed |
5 GT/s |
Video Card |
Radeon HD 6750M |
Cache Bus Speed |
3.1 GHz (Built-in) |
VRAM Type |
GDDR5 |
ROM/Firmware |
EFI |
Standard VRAM |
256 MB |
EFI Architecture |
64-Bit |
Maximum VRAM |
256 MB |
Storage |
Inclusive Features and Ports |
||
Standard Storage |
250 GB HDD |
Standard Optical Drive |
8X DL “Super Drive” |
Storage Speed |
7200 RPM |
Standard Ethernet |
10/100/1000Base-T |
Storage Dimensions |
3.5” (26.10 mm) |
Standard Modem |
None |
Storage Interface |
Serial ATA (6 Gb/s) |
Standard |
802.11a/b/g/n |
Battery |
Standard Bluetooth |
2.1+EDR |
|
Type |
N/A |
USB Port 2.0 |
4 |
Battery Life |
N/A |
FireWire Ports |
1 (800) |
Description |
Keyboard |
Apple Keyboard |
|
Case Type |
All-in-One |
Inclusive Input |
Mighty Mouse |
Form Factor |
iMac (Late 2009) |
S-Video Output |
None |
Apple Order No |
MC978LL/A |
Microphone |
1 (Built-in) |
Apple Subfamily |
Late 2011 (Edu) |
Headphone |
1 |
Apple Model Number |
A1311 (EMC 2496) |
Sound Out |
1 |
Model ID |
iMac 12.1
|
Power Adapter |
1 |