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iMac (27-inch, Late 2009)

iMac (27-inch, Late 2009)

This quad-core version of the iMac (27-inch, Late 2009) has a 2.66 GHz Intel Core i5, with a 2.8 GHz Core i7 as a build-to-order option. These were the first Core i5 and i7 processors in an iMac. It has ATI Radeon HD 4850 graphics with 512 MB of video memory. The 2560×1440 display, case and ports are the same as on the Core 2 Duo model with the same name.

Model number
A1312
Model identifier
iMac11,1
EMC number
2374
Released
Late 2009
Support status
Obsolete
Order numbers
MB953LL/A, MC507LL/A

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2 configurations

Choose one to see its specs.

Configuration Order number Cores Graphics Original price
2.66 GHz Core i5, 4 GB, 1 TB HDD MB953LL/A 4 ATI Radeon HD 4850 US$1,999
2.8 GHz Core i7, 4 GB, 1 TB HDD MC507LL/A 4 ATI Radeon HD 4850 US$2,199

Specs

Choose one in the table

Changes with the configuration

Overview

Order number, changes with the configuration
MB953LL/A
MC507LL/A
Model identifier
iMac11,1
EMC number
2374
Color
Silver
Introduced
20 October 2009
Discontinued
27 July 2010
Original price, changes with the configuration
US$1,999
US$2,199

Processor

Processor, changes with the configuration
Core i5
Core i7
Part number, changes with the configuration
i5-750
i7-860
Speed, changes with the configuration
2.66 GHz
2.8 GHz
Turbo Boost, changes with the configuration
3.2 GHz
3.46 GHz
Build-to-order speeds, changes with the configuration
2.8 GHz (Core i7)
— Not on this configuration
Cores
4
Architecture
64-Bit
System bus
Intel Direct Media Interface (DMI) at 2.5 GT/s
Socket
LGA 1156 (Socket H)
L1 cache
32 KB/32 KB ×4
L2/L3 cache
256 KB ×4, 8 MB

Memory

Standard
4 GB
Maximum
32 GB
Built in
None
Slots
4
Type
204-pin DDR3 SO-DIMM PC3-8500 (1066 MHz)
Minimum speed
1066 MHz

Graphics

Graphics
ATI Radeon HD 4850
Graphics memory type
GDDR3
Video memory
512 MB
Maximum video memory
512 MB
External displays
Dual/Mirroring
Largest external display
2560×1600

Display

Screen size
27-inch
Aspect ratio
16:9 Widescreen
Resolution
2560×1440
Panel
LED-backlit glossy widescreen TFT LCD with IPS
Backlight
LED-backlit
Camera
Built-in iSight (640×480)

Storage

Standard storage
1 TB HDD
Drive speed
7200 RPM
Drive size
3.5" (26.10 mm)
Interface
SATA II (3 Gbit/s)

Optical

Optical drive
Slot-loading 8× SuperDrive (DVD±R DL/DVD±RW/CD-RW)
Drive form factor
5.25" Slim (12.7mm)
Drive interface
Yes

Ports

USB
USB-A 2.0 (480 Mbit/s) (×4)
FireWire
800 (800 Mbit/s)
Video out
Mini DisplayPort w/ Audio
Infrared receiver
Yes, for the Apple Remote only
Security slot
Yes

Expansion

Expansion slots
SD Card

Networking

Ethernet
10/100/1000Base-T (RJ-45)
Wi-Fi
802.11a/b/g/n
Bluetooth
2.1+EDR

Audio

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

Battery and power

Backup battery
3.0 V CR2032 lithium coin-cell
Power supply
Built in

Physical

Form factor
All-in-One
Size (H × W × D)
20.4 × 25.6 × 8.15 in
Weight
30.5 lb

Software

Operating system at launch
Mac OS X 10.6.2 (10C2234)
Latest macOS
macOS 10.13.x
Windows
Boot/Virtualization
Earliest Windows
XP SP2 (32-Bit)
Latest Windows
7 (64-Bit)
Firmware
EFI

In the box

Keyboard
Apple Wireless Keyboard
Mouse or trackpad
Magic Mouse

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