Apple 661-5444 | Backplane Board for Mac Pro

Technical Specs:
- Compatible with Mac Pro models A1289 (Mid 2010) and A1289 (Mid 2012)
- 5 PCIe slots: two x16, two x4, and one x8
- Four 3.5-inch hard drive bays
- Two optical drive bays
- Two SATA 3.0 connectors for 2.5-inch drives
- Two USB 2.0 ports

Helpful Notes:
1. The backplane board is responsible for connecting all of the internal components of your Mac Pro.
2. Upgrading the backplane board can improve the performance and functionality of your Mac Pro.
3. Make sure to check compatibility with your specific Mac Pro model before purchasing.