iMac 27" (Early 2019) vs iMac 24" (M1 Two Ports)

iMac 27" (Early 2019)
iMac 24" (M1 Two Ports) $1,299
Base Price
-
Base Price
$1,299
CPU
Core i5-8500
CPU
M1 8C7G
GPU
Radeon Pro 570X
GPU
7-Core M1
Memory
8GB
Memory
8GB
Storage
256GB
Storage
256GB
Display
27" LCD IPS 5120x2880 -
Display
23.5" LCD IPS 4480x2520 -
Core i5-8500
6 Cores
6 Threads
3GHz Clock
M1 8C7G
8 Cores
8 Threads
3.2GHz Clock
GB6S 1,395
37%
GB6M 4,865
20%
GB6S 2,380
63%
GB6M 8,615
36%
Radeon Pro 570X
2x 1792 Shaders
2x 4GB GDDR5
1105MHz
7-Core M1
896 Shaders
Shared Memory
1278MHz
N/A
0%
FP32 7.92 TFLOPS
16%
1080p 19 FPS
16%
FP32 2.29 TFLOPS
5%
8GB
DDR4-2666
8GB
LPDDR4X-4266
24 Tabs
5%
24 Tabs
5%
256GB
Soldered
PCIe 3.0 x4
Up to 2.8GB/s Read
256GB
Soldered
PCIe 3.0 x4
Up to 2.7GB/s Read
442 min 4K Video
11%
442 min 4K Video
11%
No Optical Drive
No Optical Drive
-
-
27"
LCD IPS
-
23.5"
LCD IPS
-
500 Nits
-
500 Nits
-
60Hz
-
60Hz
-
5120x2880
14.7 Million Pixels
218 PPI
4480x2520
11.3 Million Pixels
219 PPI
LED Backlight
-
1,100:1 Contrast
LED Backlight
-
1,400:1 Contrast
-
-
-
-
720p
-
-
-
-
-
-
-
1080p
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Magic Keyboard
Magic Keyboard
Magic Mouse 2
Magic Mouse
Not Included
Not Included
Not Included
Not Included
No Biometrics
No Biometrics
2
6
3
3
No Cellular
No Cellular
Wi-Fi 5 (802.11ac)
3 Stream
Up to 1300Mbps
Wi-Fi 6 (802.11ax)
2 Stream
Up to 1200Mbps
Bluetooth 4.2
Bluetooth 5.0
No Sensors
-
-
-
-
No Sensors
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Z270
Integrated Chipset
Data
-
-
-
-
-
-
-
-
-
-
-
-
4x USB 3.0 (5Gbps)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x Thunderbolt 3 (40Gbps)
-
-
Data
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x USB 4 (40Gbps)
-
-
-
-
-
-
-
-
-
-
Network
-
-
1x Ethernet (1Gbps)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Audio
1x Audio Jack
-
Audio
1x Audio Jack
-
Card
1x SDXC Card UHS-II
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
310W
External
Not Included
-
-
143W
15.90V
9.00A
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
MagSafe iMac
-
-
-
2.0M (7 ft) Cable
No Battery
-
-
-
-
No Battery
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
macOS 10.14 Mojave
Windows
macOS 11 Big Sur
Windows 10 (Latest)
Build Material
Aluminum
-
-
Build Material
Aluminum
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Height
516 mm (20.3 in)
Width
650 mm (25.6 in)
Depth
203 mm (8 in)
Volume
68.13 L
Height
461 mm (18.1 in)
Width
547 mm (21.5 in)
Depth
147 mm (5.8 in)
Volume
37.07 L
Weight
9.435 kg (20.8 lb)
-
-
-
-
Weight
4.459 kg (9.8 lb)
-
-
-
-
CPU
Upgradable
CPU
Not Upgradable
GPU
Not Upgradable
GPU
Not Upgradable
Memory
Upgradable
Memory
Not Upgradable
Storage
Upgradable
Storage
Not Upgradable
Wi-Fi
Not Upgradable
Wi-Fi
Not Upgradable
Motherboard
Not Upgradable
Motherboard
Not Upgradable
Power Supply
Not Upgradable
Power Supply
Upgradable
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Slots
-
4x SO-DIMM
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Change Results