Here is the full list of all 20 EVGA PrecisionX 16 achievements.
Reach a GPU Temperature of 10 degrees celsius or lower
Save an overclock profile
Set a custom voltage
Successfully use the TEST button
Adjusted GPU clock equals exactly 1337MHz
Enable Frame Rate Target
Use the screen capture function
Disable interface tooltips
Press 'Check now' for available updates
Set a custom fan curve
Set a negative clock offset on GPU or Memory
Set 100% fanspeed
Set power target to maximum value
Overclock Memory by +300MHz or higher offset
Overclock your graphics card
Use the default button
Use the keyboard to type in a value
Use the monitoring function to monitor every item on OSD
Open Precision X on a system that has 2 of the same GPU's
Open Precision X on a system that has 4 or more GPU's