Apple iMac (21.5-inch, Early 2013) vs Apple iMac (21.5-inch, Late 2013)

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iMac (21.5-inch, Early 2013) compared with iMac (21.5-inch, Late 2013)

	AppleiMac (21.5-inch, Early 2013)	AppleiMac (21.5-inch, Late 2013)
Overview
Released
Released	March 2013	September 2013
Performance
Processor
Processor	Intel Core i3 3.3 GHz (iMac Early 2013)	Intel Core i5-4570R, Intel Core i5-4570S or Intel Core i7-4770S
CPU cores
CPU cores	2	4
CPU threads
CPU threads	–	4 or 8
Graphics
Graphics	Intel HD Graphics 4000	Intel Iris Pro Graphics 5200 or NVIDIA GeForce GT 750M (1 GB GDDR5)
Memory
Memory	4 GB	8 GB or 16 GB (better)
Storage
Storage	500 GB	256 GB to 1 TB (better)
CPU
CPU	3.3 GHz dual-core Core i3 confirmed by the US maker education price list and contemporary Apple-store coverage. A conflicting New York state price-list row says 3.1 GHz; the corroborated US maker row is used. Exact secondary EveryMac identifies i3-3225, but the chip record retains the maker clock name.	2.7 GHz quad-core Core i5 with Turbo Boost up to 3.2 GHz, or 2.9 GHz quad-core Core i5 with Turbo Boost up to 3.6 GHz; the upper configuration supports a 3.1 GHz quad-core Core i7 with Turbo Boost up to 3.9 GHz
GPU
GPU	Intel HD Graphics 4000, sharing system memory; maker price list confirms the graphics model.	Integrated Intel Iris Pro graphics on the 2.7 GHz configuration; NVIDIA GeForce GT 750M with 1 GB GDDR5 on the 2.9 GHz and optional Core i7 configurations
Memory type
Memory type	4 GB in two 2 GB modules confirmed by the maker price list; 1600 MHz DDR3 and internal-only memory access according to EveryMac. Secondary reports of higher memory options are not expanded into an unverified factory matrix.	1600 MHz DDR3; 8 GB (two 4 GB modules), configurable to 16 GB (two 8 GB modules) at purchase; memory is not user-accessible
Storage type
Storage type	500 GB hard drive confirmed by the maker price list; EveryMac specifies 5400 rpm Serial ATA. No built-in optical drive. Unspecified alternative storage capacities are omitted.	1 TB 5400-rpm hard drive; optional 1 TB Fusion Drive or 256 GB or 512 GB flash storage on either base processor. Apple's launch notice confirms PCIe flash storage.
Display
Screen size
Screen size	21.5″	21.5″
Resolution
Resolution	1920 × 1080	1920 × 1080
Panel
Panel	IPS LCD	IPS LCD
Display type
Display type	EveryMac specifies an IPS LED-backlit display with laminated cover glass and antireflective coating. No retained exact maker technical sheet was found; panel technology comes from this named exact-model secondary source. Brightness and refresh rate are unpublished.	LED-backlit display with IPS technology and support for millions of colours
Display features
Display features	–	Fully laminated glass and anti-reflective coating; Target Display Mode via a separately sold Thunderbolt cable. Apple does not publish brightness or refresh rate in the model's specification sheet.
Connections
Ports
Ports	4 × USB-A, 2 × Thunderbolt, Ethernet, SD card slot, headphone jack	2 × Thunderbolt, 4 × USB-A, SD card slot, Ethernet, headphone jack
Ethernet
Ethernet	1 Gb/s	1 Gb/s
External displays
External displays	–	Up to 1
Wi-Fi
Wi-Fi	802.11n (EveryMac)	802.11ac
Bluetooth
Bluetooth	4.0 (EveryMac)	4.0
Camera
Camera	FaceTime HD camera (EveryMac)	FaceTime HD
Back ports
Back ports	According to EveryMac: four USB 3 ports, two first-generation Thunderbolt ports, SDXC card slot, Gigabit Ethernet and headphone/optical digital output with iPhone headset microphone support.	Four USB 3 ports, two Thunderbolt ports with Mini DisplayPort output, SDXC card slot, Gigabit Ethernet, headphone and optical digital audio output; Kensington lock slot. DVI, VGA and dual-link DVI need separately sold adapters.
External displays
External displays	–	Built-in display at native resolution alongside one external display up to 2560 × 1600; extended desktop and video mirroring
Speakers
Speakers	Built-in stereo speakers and dual microphones, according to EveryMac.	Stereo speakers; supports Apple iPhone headset with microphone
Microphones
Microphones	–	Dual microphones
Keyboard and mouse
Keyboard and mouse	Wired Apple Keyboard with Numeric Keypad and traditional Apple Mouse, according to EveryMac.	Apple Wireless Keyboard and Magic Mouse; optional Magic Trackpad
Design and power
Type
Type	All-in-one	All-in-one
Weight
Weight	–	5.68 kg
Width × depth × height
Width × depth × height	–	528 × 175 × 450 mm
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	–	Dimensions include the stand; weight varies by configuration and manufacturing process. A built-in VESA mount version was also available.
Power supply
Power supply	–	100–240 V AC, 50–60 Hz, single phase
Noise
Noise	–	Apple's operator-position sound pressure: 12 dB at idle and during hard-drive access
Materials
Materials	–	Recyclable aluminium and glass enclosure; arsenic-free display glass and mercury-free LED backlight
In the box
In the box	Education-only model confirmed by Apple documentation. Maker price list confirms the stock 3.3 GHz/4 GB/500 GB configuration; other detailed figures come from the named exact-model EveryMac source. March 2013 month precision follows contemporary Apple-store coverage and maker pricing; initial orders quoted 5–7 business days, not confirmed delivery on 5 March.	iMac, Apple Wireless Keyboard, Magic Mouse and power lead; OS X Mountain Lion and iLife were included at launch