Apple 661-5707 | Single Processor Board (without CPU) for Mac Pro

1. Compatibility: Mac Pro (Mid 2012)
2. Expansion Slots: 4 PCI Express 2.0
3. RAM Type: DDR3 ECC
4. RAM Capacity: Up to 128GB
5. USB Ports: 5 (4 USB 3.0, 1 USB 2.0)
6. SATA Ports: 4
7. Ethernet: 2x 10/100/1000BASE-T
8. Audio: 1x Optical Digital Audio Input, 1x Optical Digital Audio Output, 1x Audio Line In, 1x Audio Line Out, 1x Headphone Jack
9. FireWire: 2x FireWire 800
10. Bluetooth: Bluetooth 2.1 + EDR
11. Wi-Fi: 802.11a/b/g/n
12. Power Requirements: 12V DC, 5V DC

Notes:
1. This board does not come with a CPU, so you will need to purchase one separately.
2. Make sure your Mac Pro is compatible with this board before purchasing.
3. Upgrading your RAM capacity can significantly improve your computer's performance.