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Should I upgrade my iMac (Retina 5K, 27-inch, Late 2014)?

12 years old · Not on the current macOS; endoflife.date lists Big Sur security support as ended 2 February 2026

Quick look

Price
£1,9992launch price
Chip
Core i53.5GHz quad-core Intel
CPU
4-coreCPU
GPU
Not available3GPU
Memory
8GBmemory, base
Storage
1TBstorage, base
Display
27-inchdisplay
Released
16 October 20144Available online; Apple gave no in-store day
Security updates
2 February 20265Security updates ended

Each figure is from the source marked1 unless it carries its own number.

Software support

Security updates
Not available6
macOS
macOS Big Sur, not the current macOSThe iMac (Retina 5K, 27-inch, Late 2014) is not on the current macOS (macOS 27 Golden Gate); the newest it runs is macOS Big Sur. endoflife.date lists security support for Big Sur as ended on 2 February 2026.

No newer Mac with a store price we hold

We hold no Apple UK store price for any Mac in the iMac 27-inch line, so this page names no newer Mac to set the iMac (Retina 5K, 27-inch, Late 2014) against. That is a gap in what we hold, not a statement about what Apple sells.

Specifications

Body

Dimensions
516 x 650 x 203 mm
Weight
9.54 kg
Ports
Two Thunderbolt 2 ports, four USB 3 ports, SDXC card slot, Gigabit Ethernet (RJ-45), headphone port
Thunderbolt ports
2
Thunderbolt version
Thunderbolt 2
USB-A ports
4
HDMI
No HDMI port.7
SD card slot
Yes
Headphone jack
Yes
Keyboard
Apple Wireless Keyboard
Touch ID
No Touch ID.7

Display

Display size
27 in
Resolution
5120 x 2880
Display type
Retina display with IPS technology

Chip and memory

Chip
3.5GHz quad-core Intel Core i5
Apple silicon
Intel processor, not Apple silicon.8
CPU cores
4
Graphics
AMD Radeon R9 M290X with 2GB of GDDR5 memory
Chip options
3.5GHz quad-core Intel Core i5 or 4.0GHz quad-core Intel Core i7
Memory (base)
8GB
Memory (maximum)
32GB
Memory options
8GB, 16GB or 32GB
Memory upgradeable by user
Yes, as Apple documents9
Storage (base)
1TB
Storage (maximum)
3TB
Storage options
1TB or 3TB Fusion Drive, or 256GB, 512GB or 1TB flash storage (SSD)

Connectivity

Wi-Fi
802.11ac Wi-Fi
Bluetooth
4.0
Ethernet
10/100/1000BASE-T Gigabit Ethernet (RJ-45)
External displays (base)
1

Camera and audio

Camera
FaceTime HD camera
Speakers
Stereo speakers
Microphones
Dual microphones

Platform

Shipped with
OS X Yosemite4
Newest macOS
macOS Big Sur10
Model identifier
iMac15,110
Part numbers
MF886xx/A11
Model year
2014

An iMac has no battery, so battery rows do not apply.

Software support

Feature updates until
Not available12
endoflife.date lists security support for Big Sur as ended
2 February 20265
Basis
endoflife.date’s listed end of security support for Big Sur13

Trade-in and used prices

No used or trade-in figures for the iMac (Retina 5K, 27-inch, Late 2014): we have not matched it to a CeX listing we can confirm is this exact Mac, and we would rather show nothing than a near miss.

More

Sources

  1. Apple Support (UK) — iMac (Retina 5K, 27-inch, Late 2014) - Technical Specifications · Default for iMac (Retina 5K, 27-inch, Late 2014) · Apple’s figure · read 15 Sep 2026

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  2. Apple Newsroom (UK) — Apple Introduces 27-inch iMac with Retina 5K Display · Apple’s figure · read 15 Sep 2026

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  3. Not published by Apple. Pages checked: Apple Support (UK) — iMac (Retina 5K, 27-inch, Late 2014) - Technical Specifications; Apple Support (UK) — Identify your iMac model; Apple Newsroom (UK) — Apple Introduces 27-inch iMac with Retina 5K Display. Read 9 Oct 2026

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  4. Apple Newsroom (UK) — Apple Introduces 27-inch iMac with Retina 5K Display · Apple’s figure · read 2 Oct 2026

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  5. endoflife.date — Apple macOS · third-party figure · read 2 Oct 2026

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  6. Apple publishes no end date of its own; the date in the macOS row is endoflife.date’s record, not Apple’s. Checked: endoflife.date. Read 2 Oct 2026

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  7. No HDMI port. No Touch ID. Checked: Apple Support (UK) — iMac (Retina 5K, 27-inch, Late 2014) - Technical Specifications. Read 9 Oct 2026

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  8. Intel processor, not Apple silicon. Checked: Apple Support (UK) — iMac (Retina 5K, 27-inch, Late 2014) - Technical Specifications. Read 15 Sep 2026

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  9. Apple Support (UK) — Install memory in an iMac · Apple’s figure · read 18 Oct 2026

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  10. Apple Support (UK) — Identify your iMac model · Apple’s figure · read 15 Sep 2026

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  11. Apple Support (UK) — Identify your iMac model · Apple’s figure · read 18 Oct 2026

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  12. Feature updates: end date not published by Apple. Checked: endoflife.date. Read 2 Oct 2026

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  13. This is endoflife.date’s cycle end for Big Sur, not necessarily the day of Apple’s last patch. The newest macOS Apple lists this Mac for is macOS Big Sur. endoflife.date records security updates for Big Sur as ended on 2 February 2026. Source: endoflife.date. Read 2 Oct 2026

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Not published by Apple

iMac (Retina 5K, 27-inch, Late 2014). Apple doesn’t publish for this Mac: colours, pixel density, brightness, refresh rate, wide colour (P3), nano-texture option, GPU cores, storage upgradeable by user, maximum continuous power. Geekbench 7: the Mac chart has no entry for this Mac, so no figures are shown (chart read 10 Oct 2026). Pages checked: Apple Support (UK) — iMac (Retina 5K, 27-inch, Late 2014) - Technical Specifications; Apple Support (UK) — Identify your iMac model; Apple Newsroom (UK) — Apple Introduces 27-inch iMac with Retina 5K Display, read 9 Oct 2026.

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