Apple 661-3894 | 2GHz CPU Logic Board (Motherboard) for iMac 20

1. Processor Speed: 2GHz
2. Processor Type: Intel Core 2 Duo
3. Graphics Card: ATI Radeon HD 2400 XT
4. Memory Type: DDR2 SDRAM
5. Memory Speed: 667 MHz
6. Maximum Memory: 4 GB
7. Hard Drive Interface: SATA
8. Hard Drive RPM: 7200
9. Optical Drive: DVD±RW (DL)
10. Ethernet: 10/100/1000Base-T
11. Wi-Fi: 802.11a/b/g/n
12. Bluetooth: 2.1+EDR

Helpful Notes:
1. This logic board is compatible with iMac 20-inch models from mid-2007 to early 2008.
2. Upgrading the RAM to the maximum of 4 GB can significantly improve the overall performance of the iMac.
3. The ATI Radeon HD 2400 XT graphics card supports up to 2560x1600 resolution, making it suitable for graphic design and video editing tasks.