List of iMacs

Apple has launched forty-eight iMacs.

iMac G3 (1998)
Software
 * First Release: Mac OS 8 (8.1) / Mac OS 8 (8.5)
 * Last Release: Mac OS X Panther (10.3.9)

iMac G3 (1999)
Software
 * First Release: Mac OS 8 (8.5.1)
 * Last Release: Mac OS X Panther (10.3.9)

iMac G3 (Slot Loading)
Software
 * First Release: Mac OS 8 (8.6)
 * Last Release: Mac OS X Tiger (10.4.11) (Blueberry) / Mac OS X Tiger (10.4.11)

iMac G3 (Summer 2000)
Software
 * First Release: Mac OS 9 (9.0.4)
 * Last Release: Mac OS X Panther (10.3.9) (Indigo) / Mac OS X Tiger (10.4.11)

iMac G3 (Early 2001)
Software
 * First Release: Mac OS 9 (9.1)
 * Last Release: Mac OS X Tiger (10.4.11)

iMac G3 (Summer 2001)
Software
 * First Release: Mac OS 9 (9.0.4) / Mac OS X 10.0 (10.0.4)
 * Last Release: Mac OS X Tiger (10.4.11)

iMac G4 (2002)
Software
 * First Release: Mac OS 9 (9.2.2) / Mac OS X 10.1 (10.1.2)
 * Last Release: Mac OS 9 (9.2.2) / Mac OS X Tiger (10.4.11)

Identifiers
 * Model Identifiers: PowerMac4,2 (15-inch) and PowerMac4,5 (17-inch)

iMac G4 (2003)
Software
 * First Release: Mac OS X Jaguar (10.2.3)
 * Last Release: Mac OS X Tiger (10.4.11) (15-inch) / Mac OS X Leopard (10.5.8) (17-inch)

Identifiers
 * Model Identifiers: PowerMac4,2 (15-inch) and PowerMac6,1 (17-inch)

iMac G4 (USB 2.0)
Software
 * First Release: Mac OS X Jaguar (10.2.3) (15 and 17-inch) / Mac OS X Panther (10.3.1) (20-inch)
 * Last Release: Mac OS X Leopard (10.5.8)

Identifiers
 * Model Identifiers: PowerMac6,3

iMac G5
Software
 * First Release: Mac OS X Panther (10.3.5)
 * Last Release: Mac OS X Leopard (10.5.8)

Identifiers
 * Model Identifiers: PowerMac8,1

iMac G5 (Ambient Light Sensor)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: Mac OS X Leopard (10.5.8)

Identifiers
 * Model Identifiers: PowerMac8,2

iMac G5 (iSight 20")
Software
 * First Release: Mac OS X Tiger (10.4.2)
 * Last Release: Mac OS X Leopard (10.5.8)

Identifiers
 * Model Identifiers: PowerMac12,1

iMac (17-inch, Early 2006)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: (1GB) Mac OS X Snow Leopard (10.6.8) / Mac OS X Leopard (10.5.8)

Identifiers
 * Model Identifiers: iMac4,1

iMac (20-inch, Early 2006)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: (1GB) Mac OS X Snow Leopard (10.6.8) / Mac OS X Leopard (10.5.8)

Identifiers
 * Model Identifiers: iMac4,1

iMac (17-inch, Mid 2006)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: (1GB) Mac OS X Snow Leopard (10.6.8) / Mac OS X Leopard (10.5.8)

Identifiers
 * Model Identifiers: iMac4,2

iMac (17-inch, Late 2006)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: (2GB) Mac OS X Lion (10.7.5) / Mac OS X Snow Leopard (10.6.8)

Identifiers
 * Model Identifiers: iMac5,2

iMac (20-inch, Late 2006)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: (2GB) Mac OS X Lion (10.7.5) / Mac OS X Snow Leopard (10.6.8)

Identifiers
 * Model Identifiers: iMac5,1

iMac (24-inch, Late 2006)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: (2GB) Mac OS X Lion (10.7.5) / Mac OS X Snow Leopard (10.6.8)

Identifiers
 * Model Identifiers: iMac6,1

iMac (20-inch, Mid 2007)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: (2GB) OS X El Capitan (10.11.6) / Mac OS X Snow Leopard (10.6.8)

Identifiers
 * Model Identifiers: iMac7,1

iMac (24-inch, Mid 2007)
Software
 * First Release: Mac OS X Tiger (10.4)
 * Last Release: (2GB) OS X El Capitan (10.11.6) / Mac OS X Snow Leopard (10.6.8)

Identifiers
 * Model Identifiers: iMac7,1

iMac (20-inch, Early 2008)
Software
 * First Release: Mac OS X Leopard (10.5)
 * Last Release: (2GB) OS X El Capitan (10.11.6) / Mac OS X Snow Leopard (10.6.8)

Identifiers
 * Model Identifiers: iMac8,1

iMac (24-inch, Early 2008)
Software
 * First Release: Mac OS X Leopard (10.5)
 * Last Release: (2GB) OS X El Capitan (10.11.6) / Mac OS X Snow Leopard (10.6.8)

Identifiers
 * Model Identifiers: iMac8,1

iMac (20-inch, Early 2009)


Software
 * First Release: Mac OS X Leopard (10.6)
 * Last Release: OS X El Capitan (10.11.6)

Identifiers
 * Model Identifiers: iMac9,1

iMac (24-inch, Early 2009)


Software
 * First Release: Mac OS X Leopard (10.6)
 * Last Release: OS X El Capitan (10.11.6)

Identifiers
 * Model Identifiers: iMac9,1

iMac (21.5-inch, Late 2009)


Software
 * First Release: Mac OS X Snow Leopard (10.6)
 * Last Release: macOS High Sierra (10.13.6)

Identifiers
 * Model Identifiers: iMac10,1, iMac11,1

iMac (27-inch, Late 2009)


Software
 * First Release: Mac OS X Snow Leopard (10.6)
 * Last Release: macOS High Sierra (10.13.6)

Identifiers
 * Model Identifiers: iMac11,2

iMac (21.5-inch, Mid 2010)


Software
 * First Release: Mac OS X Snow Leopard (10.6)
 * Last Release: macOS High Sierra (10.13.6)

Identifiers
 * Model Identifiers: iMac11,3

iMac (27-inch, Mid 2010)


Software
 * First Release: Mac OS X Snow Leopard (10.6)
 * Last Release: macOS High Sierra (10.13.6)

Identifiers
 * Model Identifiers: iMac12,2

iMac (21.5-inch, Mid 2011)


Software
 * First Release: Mac OS X Snow Leopard (10.6)
 * Last Release: macOS High Sierra (10.13.6)

Identifiers
 * Model Identifiers: iMac12,1

iMac (27-inch, Mid 2011)


Software
 * First Release: Mac OS X Snow Leopard (10.6)
 * Last Release: macOS High Sierra (10.13.6)

Identifiers
 * Model Identifiers: iMac12,2

iMac (21.5-inch, Late 2012)


Software
 * First Release: OS X Mountain Lion (10.8)
 * Last Release: macOS Catalina (10.15.7)

Identifiers
 * Model Identifiers: iMac13,1

iMac (27-inch, Late 2012)


Software
 * First Release: OS X Mountain Lion (10.8)
 * Last Release: macOS Catalina (10.15.7)

Identifiers
 * Model Identifiers: iMac13,2

iMac (21.5-inch, Late 2013)


Software
 * First Release: OS X Mountain Lion (10.8)
 * Last Release: macOS Catalina (10.15.7)

Identifiers
 * Model Identifiers: iMac14,1

iMac (27-inch, Late 2013)


Software
 * First Release: OS X Mountain Lion (10.8)
 * Last Release: macOS Catalina (10.15.7)

Identifiers
 * Model Identifiers: iMac14,2

iMac (21.5-inch, Mid 2014)


Software
 * First Release: OS X Yosemite (10.10)
 * Last Release: macOS Big Sur (11.7.3)

Identifiers
 * Model Identifiers: iMac14,4

iMac (Retina 5K, 27-inch, Late 2014)


Software
 * First Release: OS X Yosemite (10.10)
 * Last Release: macOS Big Sur (11.7.3)

Identifiers
 * Model Identifiers: iMac15,1

iMac (Retina 5K, 27-inch, Mid 2015)


Software
 * First Release: OS X Yosemite (10.10)
 * Last Release: macOS Big Sur (11.7.3)

Identifiers
 * Model Identifiers: iMac15,1

iMac (21.5-inch, Late 2015)


Software
 * First Release: OS X El Capitan (10.11)
 * Last Release: macOS Monterey (12.6.3)

Identifiers
 * Model Identifiers: iMac16,1

iMac (Retina 4K, 21.5-inch, Late 2015)


Software
 * First Release: OS X El Capitan (10.11)
 * Last Release: macOS Monterey (12.6.3)

Identifiers
 * Model Identifiers: iMac16,2

iMac (Retina 5K, 27-inch, Late 2015)


Software
 * First Release: OS X El Capitan (10.11)
 * Last Release: macOS Monterey (12.6.3)

Identifiers
 * Model Identifiers: iMac17,1

iMac (21.5-inch, 2017)


Software
 * First Release: macOS Sierra (10.12)
 * Latest Release:
 * Latest Beta Release:

Identifiers
 * Model Identifiers: iMac18,1

iMac (Retina 4K, 21.5-inch, 2017)


Software
 * First Release: macOS Sierra (10.12)
 * Latest Release:
 * Latest Beta Release:

Identifiers
 * Model Identifiers: iMac18,2

iMac (Retina 5K, 27-inch, 2017)


Software
 * First Release: macOS Sierra (10.12)
 * Latest Release:
 * Latest Beta Release:

Identifiers
 * Model Identifiers: iMac18,3

iMac Pro (2017)


Software
 * First Release: macOS High Sierra (10.13.2)
 * Latest Release:
 * Latest Beta Release:

Identifiers
 * Model Identifiers: iMacPro1,1

iMac (Retina 5K, 27-inch, 2019)


Software
 * First Release: macOS Mojave (10.14)
 * Latest Release:
 * Latest Beta Release:

Identifiers
 * Model Identifiers: iMac19,1

iMac (Retina 4K, 21.5-inch, 2019)


Software
 * First Release: macOS Mojave (10.14)
 * Latest Release:
 * Latest Beta Release:

Identifiers
 * Model Identifiers: iMac19,2

iMac (Retina 5K, 27-inch, 2020)


Software
 * First Release: macOS Catalina (10.15)
 * Latest Release: ,
 * Latest Beta Release: ,

Identifiers
 * Model Identifiers: iMac20,1 and iMac20,2

iMac (24-inch, M1, 2021)


Color
 * Blue, Green, Pink, Silver, Yellow, Orange or Purple

Processor, Memory and Storage
 * Processor: Apple M1 SoC
 * Memory: 8GB or 16GB LPDDR4X-4266
 * Storage: 256GB, 512GB, 1TB or 2TB

Camera, Connections and Wireless
 * Camera: 1080p FaceTime HD camera
 * Connections: Two Thunderbolt / USB 4 ports, Two USB-C ports (four ports), Gigabit Ethernet (configurable with 2 ports, standard with 4 ports), 3.5mm headphone jack
 * Wireless: WiFi 6, Bluetooth 5.0

Software
 * First Release: 11.3 (20E232), 11.3 (20E232)
 * Latest Release: ,
 * Latest Beta Release: ,

Identifiers
 * Model Identifiers: iMac21,1 and iMac21,2
 * Model Numbers: A2438 and A2439
 * Motherboard: J456AP and J457AP