New Original Bios EFI Firmware Chip for Mac Pro A1481 Late 2013 - Logicboard: 820-3637 - EMC 2630

Please note wrong model will not work. Make sure the EMC or logicboard number matches. 

Listing is for one (1) Bios chip. 


This chip can be used for: 
Fix firmware related issues 
Fix Corrupted Firmware
Solve DEPMDM issues


In most cases you will need to install a clean version of operating system after replacing the chip. (first erase the hard drive using Disk Utility then install the macOS)

The chip needs to be soldered on the motherboard. Advanced micro soldering skills are required.

Recommend hot air gun temperature: 350-370

Feel free to ask if you have any questions.