iMac 21.5 (Early 2019) vs iMac 21.5 (Late 2011)

iMac 21.5 (Early 2019) $1,299
iMac 21.5 (Late 2011) $999
Base Price (MSRP)
$1,299
Base Price (MSRP)
$999
CPU
Core i3-8100
CPU
Core i3-2100
GPU
Radeon Pro 555X
GPU
Radeon HD 6750M Mac MXM
Memory
8GB
Memory
2GB
Storage
0GB + 1TB
Storage
250GB
Display
21.5" LCD IPS 4096×2304
Display
21.5" LCD IPS 1920×1080

GB6 Single-Core

  • 2.72x faster vs iMac 21.5 (Late 2011)
  • 63% slower vs iMac 21.5 (Early 2019)
iMac 21.5 (Early 2019) - GB6S 1,265
x2.72
iMac 21.5 (Late 2011) - GB6S 465
x1

GB6 Multi-Core

  • 3.68x faster vs iMac 21.5 (Late 2011)
  • 73% slower vs iMac 21.5 (Early 2019)
iMac 21.5 (Early 2019) - GB6M 3,460
x3.68
iMac 21.5 (Late 2011) - GB6M 940
x1

FP32

  • 2.42x faster vs iMac 21.5 (Late 2011)
  • 59% slower vs iMac 21.5 (Early 2019)
iMac 21.5 (Early 2019) - 1.39 TFLOPS FP32
x2.42
iMac 21.5 (Late 2011) - 574.08 GFLOPS FP32
x1
CPU Image
Core i3-8100
4 Cores
4 Threads
3.6GHz Clock
CPU Image
Core i3-2100
2 Cores
4 Threads
3.1GHz Clock
Core i3-8100 vs Core i3-2100 Full Specs Comparison
GPU Image
Radeon Pro 555X
768 Shaders
907MHz
4GB GDDR5
94.4GB/s Bandwidth
GPU Image
Radeon HD 6750M Mac MXM
480 Shaders
598MHz
256MB GDDR5
50.8GB/s Bandwidth
1.39 TFLOPS FP32
3%
574.08 GFLOPS FP32
1%
Radeon Pro 555X vs Radeon HD 6750M Mac MXM Full Specs Comparison
8GB
DDR4-2666
2GB
DDR3-1333
24 Tabs
5%
Unknown # Tabs
0%
0GB + 1TB
2.5"
SATA 3
5400RPM
250GB
3.5"
SATA 3
7200RPM
1,930 min 4K Video
48%
430 min 4K Video
11%
No Optical Drive
8x SuperDrive DL
Slot Loading
21.5"
LCD IPS
21.5"
LCD IPS
21.5"
21.5"
Area
197.5 in² (1274.3 cm²)
16:9 Aspect Ratio
Area
197.5 in² (1274.3 cm²)
16:9 Aspect Ratio
Brightness
500 Nits
Brightness
300 Nits
Refresh Rate
60Hz
Refresh Rate
60Hz
Response Time
27ms GtG
-
-
Flicker
23000Hz
-
-
Resolution
4096×2304
9.4 Million Pixels
219 PPI
Resolution
1920×1080
2.1 Million Pixels
102 PPI
4096×2304
1920×1080
LED Backlight
1,100:1 Contrast
LED Backlight
1,000:1 Contrast
Viewing Angles
178° Horizontal
178° Vertical
Viewing Angles
178° Horizontal
178° Vertical
Colour Depth
10-bit
Colour Depth
8-bit
Coverage
100% sRGB
99% DCI-P3
88% Adobe RGB
Coverage
100% sRGB
-
-
Accuracy
dE 1.4 Avg
dE 2.6 Max
dE 2.20 Greyscale
2.32 Gamma
6830K
-
-
-
-
-
-
Coating
Glossy Anti-Reflective
Fully Laminated
-
-
-
4096×2304
1920×1080
720p
480p
Magic Keyboard
Apple Wireless Keyboard
Magic Mouse 2
Magic Mouse
No Biometrics
No Biometrics
2
2
2
1
No Cellular
No Cellular
Wi-Fi 5 (802.11ac)
3 Stream
Up to 1300Mbps
Wi-Fi 4E (802.11n)
2 Stream
Up to 300Mbps
Bluetooth 4.2
No Bluetooth
Z270
Z68
Data
-
4x USB 3.0 (5Gbps)
2x Thunderbolt 3 (40Gbps)
Data
4x USB 2.0 (480Mbps)
-
-
Network
1x Ethernet (1Gbps)
Network
1x Ethernet (1Gbps)
-
-
Video
1x mini-DisplayPort 1.1
Audio
1x Audio Jack
Audio
2x Audio Jack
Card
1x SDXC Card UHS-II
Card
1x SDXC Card
185W
205W
macOS 10.14 Mojave
Windows
Mac OS X 10.7 Lion
Windows
Windows 10 (Latest)
macOS 10.13 High Sierra (Latest)
Windows 7 (Latest)
Build Material
Aluminum
Build Material
Aluminum
Height
450 mm (17.7 in)
Width
528 mm (20.8 in)
Depth
175 mm (6.9 in)
Volume
41.63 L
Height
451 mm (17.8 in)
Width
528 mm (20.8 in)
Depth
188 mm (7.4 in)
Volume
44.89 L
Weight
5.579 kg (12.3 lb)
Weight
9.299 kg (20.5 lb)
CPU
Upgradable
CPU
Upgradable
GPU
Not Upgradable
GPU
Not Upgradable
Memory
Upgradable
Memory
Upgradable
Storage
Upgradable
Storage
Upgradable
Wi-Fi
Upgradable
Wi-Fi
Upgradable
Motherboard
Not Upgradable
Motherboard
Not Upgradable
Power Supply
Not Upgradable
Power Supply
Not Upgradable
Storage Slots
1x 2.5" Bay
-
-
Memory Slots
2x SO-DIMM
Memory Slots
4x SO-DIMM
A2116
EMC 3195
iMac19,2
A1311
EMC 2496
iMac12,1
Change Comparison