21.5-inch iMac

Display

21.5-inch (diagonal) LED-backlit display; 1920‑by‑1080 resolution

21.5-inch (diagonal) Retina 4K display; 4096-by-2304 resolution

21.5-inch (diagonal) Retina 4K display; 4096-by-2304 resolution

Price

$1099

$1299

$1499

Processor

2.3GHz dual-core Intel Core i5

3.0GHz quad-core Intel Core i5

3.5GHz quad-core Intel Core i5

Memory

8GB (two 4GB) memory

8GB (two 4GB) memory

8GB (two 4GB) memory

Storage

1TB hard drive

1TB hard drive

1TB Fusion Drive

Graphics

Intel Iris Plus Graphics 640

Radeon Pro 555 with 2GB of VRAM

Radeon Pro 560 with 4GB of VRAM

 
 
 

27-inch iMac with Retina 5K display

Display

27-inch (diagonal) Retina 5K display; 5120‑by‑2880 resolution

27-inch (diagonal) Retina 5K display; 5120‑by‑2880 resolution

27-inch (diagonal) Retina 5K display; 5120‑by‑2880 resolution

Price

$1799

$1999

$2299

Processor

3.4GHz quad-core Intel Core i5

3.5GHz quad-core Intel Core i5

3.8GHz quad-core Intel Core i5

Memory

8GB (two 4GB) memory

8GB (two 4GB) memory

8GB (two 4GB) memory

Storage

1TB Fusion Drive

1TB fusion drive

2TB fusion drive

Graphics

Radeon Pro 570 with 4GB of VRAM

Radeon Pro 575 with 4GB of VRAM

Radeon Pro 580 with 8GB of VRAM