PUBG minimum system requirements
Here's what you need to run PlayerUnknown's Battlegrounds on your PC, according to developer PUBG Corp. Note that these specs are slightly higher than they used to be: a Core i3-4340 has been bumped to a Core i5-4430, the former 6 GB RAM suggestion is now 8 GB, and instead of a GTX 660 the min spec now lists a GTX 960.
OS: 64-bit Windows 7, Windows 8.1, Windows 10
Processor: Intel Core i5-4430 / AMD FX-6300
Memory: 8 GB RAM
Graphics: NVIDIA GeForce GTX 960 2GB / AMD Radeon R7 370 2GB
DirectX: Version 11
Network: Broadband Internet connection
Storage: 30 GB available space
Better Requirments
OS: 64-bit Windows 10
Processor: AMD Ryzen 5-1600 / Intel Core i5-7600K
Memory: 8 GB RAM
Graphics: Nvidia GTX 1060 6GB or better