iMac 27 (Mid 2020) vs iMac 27 (Late 2015)

iMac 27 (Mid 2020) $1,799
iMac 27 (Late 2015) $1,799
Base Price (MSRP)
$1,799
Base Price (MSRP)
$1,799
CPU
Core i5-10500
CPU
Core i5-6500
GPU
Radeon Pro 5300
GPU
Radeon R9 M380
Memory
8GB
Memory
8GB
Storage
256GB
Storage
128GB
Display
27" LCD IPS 5120x2880 -
Display
27" LCD IPS 5120x2880 -
Core i5-10500
6 Cores
12 Threads
3.1GHz Clock
Core i5-6500
4 Cores
4 Threads
3.2GHz Clock
GB6S 1,525
38%
GB6M 5,485
21%
GB6S 1,200
30%
GB6M 3,260
12%
Radeon Pro 5300
1280 Shaders
1650MHz
4GB GDDR6
224GB/s Bandwidth
Radeon R9 M380
640 Shaders
900MHz
4GB GDDR5
96GB/s Bandwidth
1080p 42 FPS
35%
FP32 4.22 TFLOPS
8%
N/A
0%
FP32 1.15 TFLOPS
2%
8GB
DDR4-2666
8GB
DDR3-1866
24 Tabs
5%
24 Tabs
5%
256GB
Soldered
PCIe 3.0 x4
Up to 2.8GB/s Read
128GB
Proprietary Apple 12+16 Pin
PCIe 3.0 x4
Up to 1.3GB/s Read
442 min 4K Video
11%
186 min 4K Video
5%
No Optical Drive
No Optical Drive
-
-
27"
LCD IPS
-
27"
LCD IPS
-
500 Nits
-
400 Nits
-
60Hz
-
60Hz
-
5120x2880
14.7 Million Pixels
218 PPI
5120x2880
14.7 Million Pixels
218 PPI
LED Backlight
-
1,100:1 Contrast
LED Backlight
-
1,000:1 Contrast
-
-
-
-
1080p
-
-
-
-
-
-
-
720p
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Magic Keyboard
Magic Keyboard
Magic Mouse 2
Magic Mouse 2
Not Included
Not Included
Not Included
Not Included
No Biometrics
No Biometrics
2
2
3
2
No Cellular
No Cellular
Wi-Fi 5 (802.11ac)
3 Stream
Up to 1300Mbps
Wi-Fi 5 (802.11ac)
3 Stream
Up to 1300Mbps
Bluetooth 5.0
Bluetooth 4.0
No Sensors
-
-
-
-
No Sensors
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Z370
Z170
Data
-
-
-
-
-
-
-
-
-
-
-
-
4x USB 3.0 (5Gbps)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x Thunderbolt 3 (40Gbps)
-
-
Data
-
-
-
-
-
-
-
-
-
-
-
-
4x USB 3.0 (5Gbps)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x Thunderbolt 2 (20Gbps)
-
-
-
Network
-
-
1x Ethernet (1Gbps)
-
-
-
Network
-
-
1x Ethernet (1Gbps)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Audio
1x Audio Jack
-
Audio
1x Audio Jack
-
Card
1x SDXC Card UHS-II
-
Card
1x SDXC Card
-
-
-
-
-
-
-
-
-
-
-
-
-
303W
310W
Not Included
-
-
Not Included
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Battery
-
-
-
-
No Battery
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
macOS 10.15 Catalina
Windows
OS X 10.11 El Capitan
Windows
Windows 10 (Latest)
macOS 12 Monterey (Latest)
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
516 mm (20.3 in)
Width
650 mm (25.6 in)
Depth
203 mm (8 in)
Volume
68.13 L
Weight
8.936 kg (19.7 lb)
-
-
-
-
Weight
9.525 kg (21 lb)
-
-
-
-
CPU
Upgradable
CPU
Upgradable
GPU
Not Upgradable
GPU
Not Upgradable
Memory
Upgradable
Memory
Upgradable
Storage
Upgradable
Storage
Upgradable
Wi-Fi
Not Upgradable
Wi-Fi
Not Upgradable
Motherboard
Not Upgradable
Motherboard
Not Upgradable
Power Supply
Not Upgradable
Power Supply
Not Upgradable
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Slots
-
4x SO-DIMM
Memory Slots
-
4x SO-DIMM
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
A2115
EMC 3442
iMac20,1
A1419
EMC 2834
iMac17,1
Change Comparison