661-6060 - Apple Logic Board (Motherboard) for Thunderbolt Display 27

1. Processor: 2.7 GHz dual-core Intel Core i5
2. Graphics: AMD Radeon HD 6770M with 512 MB of dedicated GDDR5 memory
3. Memory: 4 GB (two 2 GB) of 1333 MHz DDR3 memory
4. Storage: 1 TB 7200-rpm Serial ATA hard drive
5. Connectivity: Thunderbolt port, FireWire 800 port, Gigabit Ethernet port, Four USB 2.0 ports, SDXC card slot
6. Display: 27-inch (diagonal) LED-backlit display with IPS technology; 2560-by-1440 resolution
7. Audio: Built-in stereo speakers, microphone, and FaceTime HD camera
8. Wireless: Wi-Fi 802.11n and Bluetooth 2.1 + EDR
9. Operating System: macOS X 10.7.4 (11E53)
10. Dimensions: 19.35 x 25.7 x 8.15 inches (49.1 x 65.0 x 20.7 cm)
11. Weight: 23.5 pounds (10.8 kg)
12. Power: 250W power supply

Helpful Notes:
1. The Thunderbolt Display 27 is compatible with MacBook Pro, MacBook Air, and iMac models with Thunderbolt ports.
2. The Thunderbolt port allows for high-speed data transfer and daisy-chaining of up to six devices.
3. The built-in FaceTime HD camera allows for video conferencing and taking pictures.