Basic Specs
| Operating system |
Mac OS X |
| Screen size (diagonal) |
27 inches |
| CPU brand |
Intel |
| Graphics type |
Discrete |
| Base Discrete GPU brand |
AMD |
| Base discrete GPU model |
Radeon HD 4760 |
| Base RAM size |
4 GB |
| Base storage capacity |
1 TB |
| Optical drive type |
Slot-loading |
| Wi-Fi |
Yes |
Tech Specs
Hardware
| Width |
25.6 inches |
| Height |
20.4 inches |
| Depth |
8.15 inches |
| Weight |
30.5 pounds |
| Color |
Silver / Black |
Software
| Operating system |
Mac OS X |
Display (base)
| Screen size (diagonal) |
27 inches |
| Display surface |
Glossy |
| Technology |
LCD |
| Backlight |
LED |
| Resolution (X) |
2560 px |
| Resolution (Y) |
1440 px |
Display (max)
| Screen size (diagonal) |
27 inches |
| Display surface |
Glossy |
| Technology |
LCD |
| Backlight |
LED |
Processor (base)
| CPU brand |
Intel |
| CPU family |
Lynnfield |
| Base CPU model |
Core i5-750 |
| Cores |
4 |
| Clockspeed |
3.06 GHz |
Processor (max)
| Brand |
Intel |
| Family |
Lynnfield |
| Model |
Core i7-860 |
| Cores |
4 |
| Clockspeed |
2.8 GHz |
GPU (base)
| Graphics type |
Discrete |
| Base Discrete GPU brand |
AMD |
| Base discrete GPU model |
Radeon HD 4760 |
| Dedicated VRAM |
256 MB |
GPU (max)
| Discrete GPU brand |
AMD |
| Discrete GPU model |
Radeon HD 4850 |
| Dedicated VRAM |
512 MB |
Memory
| Base RAM size |
4 GB |
| Max. config RAM |
16 GB |
| RAM type |
DDR3 |
| Base RAM speed |
1066 MHz |
| Slots |
4 |
Storage
| Options |
HDD (7200RPM) |
| Base storage type |
HDD (7200RPM) |
| Base storage capacity |
1 TB |
| Max. config HDD |
2 TB |
| Card reader |
Yes |
Optical Drive
| Optical drive type |
Slot-loading |
| Media supported |
Dual-layer DVD burner |
Audio
Ports
| USB |
4 |
| FireWire 800 |
1 |
| Ethernet |
1 |
| Mini DisplayPort |
1 |
| 3.5mm headphone |
1 |
| 3.5mm line-in / microphone |
1 |
Connectivity
| Wi-Fi |
Yes |
| Bluetooth |
Yes |
| Bluetooth version |
2.1 + EDR |
No user reviews of Apple iMac (27-inch, late 2009).