Minimum:

Requires a 64-bit processor and operating system
OS: Windows 7 64-bit, Windows 8.1 64-bit or Windows 10 64-bit
Processor: Intel core i3 CPU 530 2.93GHz
Memory: 4 GB RAM
Graphics: GeForce GT 630
DirectX: Version 11
Storage: 6 GB available space
Sound Card: DirectX 9.0x compatible sound card

Recommended:

Requires a 64-bit processor and operating system
OS: Windows 7 64-bit, Windows 8.1 64-bit or Windows 10 64-bit
Processor: Intel Core i5-4690 3.50 Ghz or better
Memory: 8 GB RAM
Graphics: GeForce GTX 670, similar or better
DirectX: Version 11
Network: Broadband Internet connection
Storage: 6 GB available space
Sound Card: DirectX 9.0x compatible sound card

주하드에서 반디집으로 알아서풀기하면 됩니다.
압축을 풀기전에 백신에서"steam_api.dll"을 탐지제외로 놓으신후 압축을 풀어주세요