iMac 27 (Mid 2010) vs iMac 20 (Mid 2007)

iMac 27 (Mid 2010) $1,699
iMac 20 (Mid 2007) $1,199
Base Price (MSRP)
$1,699
Base Price (MSRP)
$1,199
CPU
Core i3-550
CPU
Core 2 Duo T7300
GPU
Radeon HD 5670 Mac
GPU
Radeon HD 2400 XT Mac MXM
Memory
4GB
Memory
1GB
Storage
256GB
Storage
250GB
Display
27" LCD IPS 2560×1440
Display
20" LCD TN 1680×1050

GB6 Single-Core

  • 93% faster vs iMac 20 (Mid 2007)
  • 48% slower vs iMac 27 (Mid 2010)
iMac 27 (Mid 2010) - GB6S 425
x1.93
iMac 20 (Mid 2007) - GB6S 220
x1

GB6 Multi-Core

  • 2.4x faster vs iMac 20 (Mid 2007)
  • 58% slower vs iMac 27 (Mid 2010)
iMac 27 (Mid 2010) - GB6M 865
x2.4
iMac 20 (Mid 2007) - GB6M 360
x1

FP32

  • 10x faster vs iMac 20 (Mid 2007)
  • 90% slower vs iMac 27 (Mid 2010)
iMac 27 (Mid 2010) - 520 GFLOPS FP32
x10
iMac 20 (Mid 2007) - 52 GFLOPS FP32
x1
CPU Image
Core i3-550
2 Cores
4 Threads
3.2GHz Clock
CPU Image
Core 2 Duo T7300
2 Cores
2 Threads
2GHz Clock
Core i3-550 vs Core 2 Duo T7300 Full Specs Comparison
GPU Image
Radeon HD 5670 Mac
400 Shaders
650MHz
1GB GDDR3
25.4GB/s Bandwidth
GPU Image
Radeon HD 2400 XT Mac MXM
40 Shaders
650MHz
128MB GDDR3
12.8GB/s Bandwidth
520 GFLOPS FP32
1%
52 GFLOPS FP32
0%
Radeon HD 5670 Mac vs Radeon HD 2400 XT Mac MXM Full Specs Comparison
4GB
DDR3-1333
1GB
DDR2-667
8 Tabs
2%
Unknown # Tabs
0%
256GB
2.5"
SATA 2
Up to 190MB/s
250GB
3.5"
SATA 2
-
442 min 4K Video
11%
430 min 4K Video
11%
8x SuperDrive DL
Slot Loading
8x SuperDrive DL
Slot Loading
27"
LCD IPS
20"
LCD TN
27"
20"
Area
311.5 in² (2009.7 cm²)
16:9 Aspect Ratio
Area
179.8 in² (1159.8 cm²)
16:10 Aspect Ratio
Brightness
375 Nits
Brightness
290 Nits
Refresh Rate
60Hz
Refresh Rate
60Hz
Resolution
2560×1440
3.7 Million Pixels
109 PPI
Resolution
1680×1050
1.8 Million Pixels
99 PPI
2560×1440
1680×1050
LED Backlight
1,000:1 Contrast
CCFL Backlight
1,000:1 Contrast
Viewing Angles
178° Horizontal
178° Vertical
Viewing Angles
160° Horizontal
160° Vertical
Colour Depth
8-bit
Colour Depth
8-bit
Coverage
100% sRGB
Coverage
100% sRGB
2560×1440
1680×1050
480p
480p
Apple Wireless Keyboard
Apple Keyboard with Numeric Keypad
Magic Mouse
Mighty Mouse
No Biometrics
No Biometrics
2
2
1
1
No Cellular
No Cellular
Wi-Fi 4E (802.11n)
2 Stream
Up to 300Mbps
Wi-Fi 4E (802.11n)
2 Stream
Up to 300Mbps
Bluetooth 2.1
Bluetooth 2.0
Infrared
P55
PM965
ICH8M
Data
4x USB 2.0 (480Mbps)
-
-
Data
3x USB 2.0 (480Mbps)
1x FireWire 400
1x FireWire 800
Network
1x Ethernet (1Gbps)
Network
1x Ethernet (1Gbps)
Video
-
1x mini-DisplayPort 1.1
Video
1x mini-DVI
-
Audio
2x Audio Jack
Audio
2x Audio Jack
Card
1x SDXC Card
-
-
365W
200W
Mac OS X 10.6 Snow Leopard
Windows
Mac OS X 10.4 Tiger
Windows
macOS 10.13 High Sierra (Latest)
Windows 7 (Latest)
OS X 10.11 El Capitan (Latest)
Windows 7 (Latest)
Build Material
Aluminum
Build Material
Aluminum
Height
518 mm (20.4 in)
Width
650 mm (25.6 in)
Depth
207 mm (8.1 in)
Volume
69.75 L
Height
470 mm (18.5 in)
Width
485 mm (19.1 in)
Depth
188 mm (7.4 in)
Volume
42.85 L
Weight
13.835 kg (30.5 lb)
Weight
9.072 kg (20 lb)
CPU
Upgradable
CPU
Upgradable
GPU
Upgradable
GPU
Upgradable
Memory
Upgradable
Memory
Upgradable
Storage
Upgradable
Storage
Upgradable
Wi-Fi
Not Upgradable
Wi-Fi
Upgradable
Motherboard
Not Upgradable
Motherboard
Not Upgradable
Power Supply
Not Upgradable
Power Supply
Not Upgradable
Memory Slots
4x SO-DIMM
Memory Slots
2x SO-DIMM
A1312
EMC 2390
iMac11,3
A1224
EMC 2133
iMac7,1
Change Comparison