DotA 2 Minimum System Requirements:

[-] Operating System: Windows XP, Vista or Windows 7
[-] Processor: Intel Pentium 4 @ 3.0 GHz or AMD Athlon equivalent
[-] RAM: 1 GB
[-] Hard Disk: 4 GB of free space
[-] Video Card: nVidia GeForce 7600 GS or ATI Radeon X1600 series
[-] Sound Card: DirectX 9 Compatible
[-] DirectX: Version 9.0c
[-] Broadband Internet Connection




DotA 2 Recommended System Requirements:

[-] Opearting System: Windows 7
[-] Processor: Intel Core2Duo @ 3.0 GHz or AMD Athlon 64 X2 4800+
[-] RAM: 2 GB
[-] Video Card: 512MB, nVidia GeForce GT 240 or ATI Radeon 5670
[-] Sound Card: DirectX 9 Compatible
[-] DirectX 11