Model Detail - iMac 27 inch 3.3 GHz Core Core I5-4590 Retina 5k Screen (Mid 2015)

The iMac Core i5 3.3GHz 27-Inch 5k Retina Screen (Mid 2015) is powered by a 22 nm Haswell Quad Core 3.5GHz Intel 'Core i5' 4590 processor with a 6MB shared level 3 cache. This model sports dedicated Graphics thanks to a Radeon R9 M290 graphics processor including 2GB of GDDR5 graphics memory.

Base configuration comes with 4 memory slots with 8GB DDR3-1600 (PC3-12800) SDRAM installed as a pair of 4GB SODIMMs (with 2 slots empty) and a 5400 RPM 1TB hard drive, a "FaceTime HD" webcam and stereo speakers with no optical drive.

This model has a 27" 5120x2880 5k Retina LED 16:9 widescreen IPS display with a monolithic glass laminated LCD panel. The sleek aluminum housing of these models tapers to a slim 5mm edge around the screen perimeter with greater girth in the center of the unit.
Ports and connectivity come via 4 USB 3.0 ports, 2 Thunderbolt ports, 1 Gigabit Ethernet, 802.11a/b/g/n/ac compatible and Bluetooth 4.0.

Download the manual from here.

Learn how to install Extra RAM here.

Processor Speed 3.3 GHz
First Build Date 5/19/2015
Last Build Date 10/13/2015
Built-in Display 27
Model Identifier iMac15,1
Apple Order Number MF885LL/A
Apple Model Number A1419 (EMC 2806)
Form Factor 27
Apple Subfamily Mid 2015
Standard RAM
Maximum RAM
32 GB
RAM Slots4
RAM SpecsPC3-12800 DDR3-1600
RAM SpeedSpeed 1600 MHz
Standard Storage Drive
Drive 1 TB (7200 RPM)
Maximum Storage Drive
Storage Drive Interface Serial ATA (SATA) (6 Gb/s)/PCIe
Processor Type Core i5 (I5-4590)
Processors / Cores 1 (4 Cores)
Geekbench Rating (64) 11958
Turbo Boost Speed 3.7 GHz
Custom Speeds NA
Architecture 64-Bit
Processor Upgradeable LGA 1150 (Socket H3)
FPU Integrated
Integrated System RAM None
Standard RAM 8 GB
Maximum RAM 32 GB
RAM Slots 4
RAM Specs PC3-12800 DDR3-1600
RAM Speed Speed 1600 MHz
System Bus Speed 5 GT/s (DMI2)
Cache Bus Speed Speed 3.5 GHz (Built-in)
ROM / Firmware Type EFI
EFI Architecture 64-Bit
L1 Cache 32k/32k
L2 / L3 Cache 256k (x4) 6 MB
Video Card Radeon R9 M290
Standard VRAM 2 GB
Maximum VRAM 2 GB
Native Resolution 5120x2880
Multi Display Support Support Dual/ Mirroring
Multi Display Max Resolution Resolution 3840x2160
Standard Storage Drive Drive 1 TB (7200 RPM)
Maximum Storage Drive 3TB
Storage Drive Interface Serial ATA (SATA) (6 Gb/s)/PCIe
Optical Disk None
Floppy / Zip Drive None
AirPort 802.11ac
Bluetooth 4.0
Video / Multi-IO 2 (Thunderbolt)
Thunderbolt Ports / Spec 2 (TB1/ 10Gb)
USB Ports / Spec 4 (3.0)
Firewire Ports / Spec None
Ethernet (RJ-45) 10/100/1000Base-T
Modem (RJ-11) None
Headphone 1
Microphone 2 (Built-in)
Audio In 1
Audio Out 1
Keyboard Apple Wireless Keyboard
Mouse / Trackpad Magic Mouse/Trackpad
Expansion Slots SDXC SD Card
Expansion Bays None
S-Video Input None
S-Video Output None
Floppy None
ADB None
Serial None
Geoport None
Pre-Installed MacOS OSX 10.10 (14A389)
Maximum MacOS Current
MacOS 9 Support Support None
Windows Support Boot/ Virtualization
Minimum Windows 7 (64-Bit)
Maximum Windows 8 (64-Bit)
Battery Type N/A
Battery Life N/A
Power Adapter None
Case Type All-in-One
Dimensions 20.3 x 25.6 x 8
Weight 21 lbs. (9.54 kg)
Original Price USD (US) US$2499
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