16GB Mac Mini Memory for Model 4,1. Contains two (2) 8GB DRAM memory modules that are specifically designed and SPD configured for the Mac Mini Intel Model ID 4,1 introduced in June 2010.
These modules require you be running OS Lion (10.7) or newer to be addressed, and are compatible with the latest Apple Firmware.
For the Mac Mini 4,1 (Mid 2010), view the video:
or click here for Apple's installation guide (PDF.)