Apple iMac (Retina 5K, 27-inch, Late 2014) vs Apple Mac mini (M4 or M4 Pro)

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

iMac (Retina 5K, 27-inch, Late 2014) compared with Mac mini (M4 or M4 Pro)
AppleiMac (Retina 5K, 27-inch, Late 2014)AppleMac mini (M4 or M4 Pro)
Overview
ReleasedOctober 2014November 2024
Performance
ProcessorIntel Core i5-4690 or Intel Core i7-4790KApple M4 or Apple M4 Pro
CPU cores410, 12 or 14
CPU threads4 or 8–
GraphicsAMD Radeon R9 M290X (2 GB GDDR5) or AMD Radeon R9 M295X (4 GB GDDR5)10-core GPU, 16-core GPU or 20-core GPU
AI engine (NPU)–38 TOPS
Memory8 GB, 16 GB or 32 GB16 GB, 24 GB, 32 GB or 64 GB (better)
Storage256 GB to 3 TB256 GB to 8 TB (better)
CPU3.5 GHz quad-core Intel Core i5 with Turbo Boost up to 3.9 GHz, configurable to a 4.0 GHz quad-core Intel Core i7 with Turbo Boost up to 4.4 GHzM4: 10-core CPU with 4 performance cores and 6 efficiency cores; M4 Pro: 12-core CPU with 8 performance cores and 4 efficiency cores, or 14-core CPU with 10 performance cores and 4 efficiency cores
GPUAMD Radeon R9 M290X with 2 GB GDDR5, configurable to AMD Radeon R9 M295X with 4 GB GDDR5; either graphics option can be paired with either processorM4: 10-core GPU; M4 Pro: 16-core or 20-core GPU; hardware-accelerated ray tracing
AI engine–16-core Neural Engine
Memory bandwidth–M4: 120GB/s; M4 Pro: 273GB/s
Memory type1600 MHz DDR3; 8 GB (two 4 GB modules), configurable to 16 GB (two 8 GB modules) or 32 GB (four 8 GB modules); four user-accessible SO-DIMM slots–
Storage type1 TB Fusion Drive as standard; optional 3 TB Fusion Drive or 256 GB, 512 GB or 1 TB flash storage (SSD)SSD
Media engine–Hardware-accelerated H.264, HEVC, ProRes and ProRes RAW; video decode engine; video encode engine; ProRes encode and decode engine; AV1 decode
Display
Screen size27″None built in
Resolution5120 × 2880–
PanelIPS LCD–
Display type27-inch Retina 5K display with IPS technology and support for millions of colours–
Display featuresLaminated display and anti-reflective coating described by Macworld; Target Display Mode is unavailable (Engadget and Ars Technica). Apple does not publish brightness or refresh rate in the specification sheet.–
Connections
Ports2 × Thunderbolt 2, 4 × USB-A, SD card slot, Ethernet, headphone jack3 × Thunderbolt 4, 2 × USB-C, HDMI, Ethernet, headphone jack
Ethernet1 Gb/s1 Gb/s
External displaysUp to 1Up to 3 (better)
Wi-Fi802.11acWi-Fi 6E
Bluetooth4.05.3
Front ports–2 × USB-C with USB 3 (up to 10Gb/s); 3.5 mm headphone jack with advanced support for high-impedance headphones
CameraFaceTime HD–
Back portsFour USB 3 ports, two Thunderbolt 2 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.M4: 3 × Thunderbolt 4 (USB-C) with Thunderbolt 4 and USB 4 (up to 40Gb/s) and DisplayPort; M4 Pro: 3 × Thunderbolt 5 (USB-C) with Thunderbolt 5 (up to 120Gb/s), USB 4 and DisplayPort; HDMI with multichannel audio output; Gigabit Ethernet (RJ-45), configurable to 10Gb Ethernet
External displaysBuilt-in display at native resolution alongside one external display up to 3840 × 2160; extended desktop and video mirroringM4: up to three (two at up to 6K 60Hz over Thunderbolt, plus one at up to 5K 60Hz over Thunderbolt or 4K 60Hz over HDMI), or two (one at up to 5K 60Hz plus one at up to 8K 60Hz or 4K 240Hz); M4 Pro: up to three at up to 6K 60Hz over Thunderbolt or HDMI, or two (one at up to 6K 60Hz plus one at up to 8K 60Hz or 4K 240Hz)
SpeakersStereo speakers; supports Apple iPhone headset with microphoneBuilt-in speaker
MicrophonesDual microphonesNone built in
Keyboard and mouseApple Wireless Keyboard and Magic Mouse; optional Magic Trackpad–
Design and power
TypeAll-in-oneCompact
Weight9.54 kg0.67 kg (better)
Width × depth × height650 × 203 × 516 mm127 × 127 × 50 mm
Operating systemmacOSmacOS
Size and weight detailDimensions include the stand; weight varies by configuration and manufacturing process. A built-in VESA mount version was also available.–
Power supply100–240 V AC, 50–60 Hz, single phaseBuilt-in; 100–240V AC; 155W maximum continuous power
Power use–M4 with 16GB and 256GB: 4W idle, 65W maximum; M4 Pro with 64GB and 8TB: 5W idle, 140W maximum
NoiseApple's operator-position sound pressure is 15 dB at idle, during hard-drive seek and during its wireless-web test; tested on the standard Core i5/M290X/Fusion Drive configuration5 dBA sound pressure at idle (operator position)
Colours–Silver
MaterialsRecyclable aluminium and glass enclosure; arsenic-free display glass and mercury-free LED backlight–
In the boxiMac with Retina 5K display, Apple Wireless Keyboard, Magic Mouse and power lead; OS X Yosemite and built-in creative and productivity appsMac mini, power lead (1.8 m)

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