iMac 24 (M1, Two Ports, Mid 2021) vs iMac 27 (Mid 2011)

iMac 24 (M1, Two Ports, Mid 2021) $1,299
iMac 27 (Mid 2011) $1,699
Base Price (MSRP)
$1,299
Base Price (MSRP)
$1,699
CPU
M1 (8C7G)
CPU
Core i5-2500S
GPU
7-Core M1
GPU
Radeon HD 6770M Mac MXM
Memory
8GB
Memory
4GB
Storage
256GB
Storage
256GB
Display
23.5" LCD IPS 4480×2520
Display
27" LCD IPS 2560×1440

GB6 Single-Core

  • 4.14x faster vs iMac 27 (Mid 2011)
  • 76% slower vs iMac 24 (M1, Two Ports, Mid 2021)
iMac 24 (M1, Two Ports, Mid 2021) - GB6S 2,380
x4.14
iMac 27 (Mid 2011) - GB6S 575
x1

GB6 Multi-Core

  • 5.22x faster vs iMac 27 (Mid 2011)
  • 81% slower vs iMac 24 (M1, Two Ports, Mid 2021)
iMac 24 (M1, Two Ports, Mid 2021) - GB6M 8,615
x5.22
iMac 27 (Mid 2011) - GB6M 1,650
x1

FP32

  • 3.53x faster vs iMac 27 (Mid 2011)
  • 72% slower vs iMac 24 (M1, Two Ports, Mid 2021)
iMac 24 (M1, Two Ports, Mid 2021) - 2.29 TFLOPS FP32
x3.53
iMac 27 (Mid 2011) - 648 GFLOPS FP32
x1
CPU Image
M1 (8C7G)
8 Cores
8 Threads
3.2GHz Clock
CPU Image
Core i5-2500S
4 Cores
4 Threads
2.7GHz Clock
M1 (8C7G) vs Core i5-2500S Full Specs Comparison
GPU Image
7-Core M1
896 Shaders
1278MHz
Shared Memory
GPU Image
Radeon HD 6770M Mac MXM
480 Shaders
675MHz
512MB GDDR5
50.8GB/s Bandwidth
19 FPS 1080p
16%
2.29 TFLOPS FP32
5%
N/A
0%
648 GFLOPS FP32
1%
7-Core M1 vs Radeon HD 6770M Mac MXM Full Specs Comparison
8GB
LPDDR4X-4266
4GB
DDR3-1333
24 Tabs
5%
8 Tabs
2%
256GB
Soldered
PCIe 3.0 x4
Up to 2.7GB/s
256GB
2.5"
SATA 2
Up to 190MB/s
442 min 4K Video
11%
442 min 4K Video
11%
No Optical Drive
8x SuperDrive DL
Slot Loading
23.5"
LCD IPS
27"
LCD IPS
23.5"
27"
Area
236 in² (1522.4 cm²)
16:9 Aspect Ratio
Area
311.5 in² (2009.7 cm²)
16:9 Aspect Ratio
Brightness
500 Nits
Brightness
375 Nits
Refresh Rate
60Hz
Refresh Rate
60Hz
Response Time
29ms GtG
-
-
Resolution
4480×2520
11.3 Million Pixels
219 PPI
Resolution
2560×1440
3.7 Million Pixels
109 PPI
4480×2520
2560×1440
LED Backlight
1,400:1 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 1.1 Avg
dE 2.0 Max
dE 1.50 Greyscale
2.16 Gamma
6730K
-
-
-
-
-
-
Coating
Glossy Anti-Reflective
Fully Laminated
-
-
-
4480×2520
2560×1440
1080p
480p
Magic Keyboard
Apple Wireless Keyboard
Magic Mouse
Magic Mouse
No Biometrics
No Biometrics
6
2
3
1
No Cellular
No Cellular
Wi-Fi 6 (802.11ax)
2 Stream
Up to 1200Mbps
Wi-Fi 4E (802.11n)
3 Stream
Up to 450Mbps
Bluetooth 5.0
Bluetooth 2.1
Integrated Chipset
Z68
Data
-
2x USB 4 (40Gbps)
-
Data
4x USB 2.0 (480Mbps)
-
2x Thunderbolt 1 (10Gbps)
-
-
Network
1x Ethernet (1Gbps)
Audio
1x Audio Jack
Audio
2x Audio Jack
-
-
Card
1x SDXC Card
External
310W
143W
15.90V
9.00A
Not Included
-
-
MagSafe iMac
2.0M (7 ft) Cable
-
-
macOS 11 Big Sur
Mac OS X 10.6 Snow Leopard
Windows
macOS 10.13 High Sierra (Latest)
Windows 7 (Latest)
Build Material
Aluminum
Build Material
Aluminum
Height
461 mm (18.1 in)
Width
547 mm (21.5 in)
Depth
147 mm (5.8 in)
Volume
37.07 L
Height
518 mm (20.4 in)
Width
650 mm (25.6 in)
Depth
207 mm (8.1 in)
Volume
69.75 L
Weight
4.459 kg (9.8 lb)
Weight
13.835 kg (30.5 lb)
CPU
Not Upgradable
CPU
Upgradable
GPU
Not Upgradable
GPU
Upgradable
Memory
Not Upgradable
Memory
Upgradable
Storage
Not Upgradable
Storage
Upgradable
Wi-Fi
Not Upgradable
Wi-Fi
Not Upgradable
Motherboard
Not Upgradable
Motherboard
Not Upgradable
Power Supply
Upgradable
Power Supply
Not Upgradable
-
-
Memory Slots
4x SO-DIMM
A2439
EMC 3664
iMac21,2
A1312
EMC 2429
iMac12,2
Change Comparison