System Requirements:

Windows
OS: Windows XP SP3
Processor: 2.4 GHz Dual Core Processor
Memory: 2 GB(XP)/ 2 GB(Vista)
Hard Disk Space: 13 GB free
Video Memory: 256 MB
Video Card: NVIDIA GeForce 8500 /ATI Radeon HD 2600
Sound: DirectX 9.0c Compatible
Other Requirements:Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game) include Steam Client, DirectX 9, Microsoft .NET 4 Framework, Visual C++ Redistributable 2005, Visual C++ Redistributable 2008, Visual C++ Redistributable 2010, and AMD CPU Drivers (XP Only/AMD Only)
Mac
OS: 10.7.5 (Lion), 10.8.4 (Mountain Lion)
Processor: 2.4 GHz Intel Core 2 Duo (Dual-Core)
Memory: 4 GB RAM
Hard Disk Space: 13 GB
Video Memory: 256 MB
Video Card: ATI Radeon HD 2600 / NVidia Geforce 8800
Additional: Macintosh mouse and keyboard, Borderlands 2 supports the Xbox 360 wired gamepad only.
Supported Video Cards:NVIDIA GeForce® 8800, GT 120, 320M, 330M, 640M, 650M, 660M, 675MX, 680MX ATI Radeon HD 2600, HD 3870, HD 4670, HD 4850, HD 5670, HD 5750, HD 5770, HD 5870, HD 6630, HD 6490, HD 6750, HD 6770, HD 6970 Intel HD Graphics 3000, 4000
NOTICE: This game is not supported on volumes formatted as Mac OS Extended (Case Sensitive)
NOTICE: The following video chipsets are unsupported for Borderlands 2: ATI RADEON HD 2400, NVIDIA 8600m, NVIDIA 9400m, 9600m, Intel Integrated GMA 950, Intel Integrated x3100
Linux
OS: SteamOS, Ubuntu 14.04
CPU Processor: Intel Core 2 Quad, AMD Phenom II X4
CPU Speed: 2.4GHz
Memory: 4 GB RAM
Hard Disk Space: 13 GB
Video Card (NVidia): Geforce 260
Video Memory (VRam): 1GB
IMPORTANT NOTICE: Don’t meet the above requirements? That doesn’t mean your configuration wont run Borderlands 2. Visit the Borderlands 2 community page to share your experience with other Linux players and learn about how to send bugs to Aspyr. Your feedback will help us improve Borderlands 2 Linux and future AAA Linux releases!
NOTICE: Intel Integrated video chipsets and ATI chipsets are currently unsupported for Borderlands 2 Linux.

System Requirements:

Windows
OS: Windows XP SP3
Processor: 2.4 GHz Dual Core Processor
Memory: 2 GB(XP)/ 2 GB(Vista)
Hard Disk Space: 13 GB free
Video Memory: 256 MB
Video Card: NVIDIA GeForce 8500 /ATI Radeon HD 2600
Sound: DirectX 9.0c Compatible
Other Requirements: Initial installation requires one-time internet connection for Steam authentication.
 
Mac
OS: 10.8.5 (Mountain Lion), 10.9.5 (Mavericks), 10.10.5 (Yosemite), 10.11.6 (El Capitan), 10.12 (Sierra)
Processor: 2.4 GHz Intel Core 2 Duo (Dual-Core)
Memory: 4 GB RAM
Hard Disk Space: 13 GB
Video Memory: 256 MB
Video Card: ATI Radeon HD 2600 / NVidia Geforce 8800/ Intel HD 3000
Additional: Macintosh mouse and keyboard. Borderlands 2 supports both the Xbox 360 wired gamepad AND the PlayStation 3 Dualshock 3 Wireless Controller
Notice:This game is not supported on volumes formatted as Mac OS Extended (Case Sensitive). The following video chipsets are unsupported for Borderlands 2: ATI RADEON HD 2400, NVIDIA 8600m, NVIDIA 9400m, 9600m, Intel Integrated GMA 950, Intel Integrated x3100. The Mac and Linux versions of Borderlands 2 are available in English, French, Italian, German and Spanish only.
Linux
OS: SteamOS, Ubuntu 14.04
Processor: Intel Core 2 Quad, AMD Phenom II X4  2.4GHz
Memory: 4 GB RAM
Hard Disk Space: 13 GB
Video Card (NVidia): Geforce 260
Notice: The Mac and Linux versions of Borderlands 2 are available in English, French, Italian, German and Spanish only.

System Requirements:

Windows
OS: Windows XP SP3
Processor: 2.4 GHz Dual Core Processor
Memory: 2 GB(XP)/ 2 GB(Vista)
Hard Disk Space: 13 GB free
Video Memory: 256 MB
Video Card: NVIDIA GeForce 8500 /ATI Radeon HD 2600
Sound: DirectX 9.0c Compatible
Other Requirements: Initial installation requires one-time internet connection for Steam authentication.
Mac
OS: 10.8.5 (Mountain Lion), 10.9.5 (Mavericks), 10.10.5 (Yosemite), 10.11.6 (El Capitan), 10.12 (Sierra)
Processor: 2.4 GHz Intel Core 2 Duo (Dual-Core)
Memory: 4 GB RAM
Hard Disk Space: 13 GB
Video Memory: 256 MB
Video Card: ATI Radeon HD 2600 / NVidia Geforce 8800/ Intel HD 3000
Additional: Macintosh mouse and keyboard. Borderlands 2 supports both the Xbox 360 wired gamepad AND the PlayStation 3 Dualshock 3 Wireless Controller
Notice:This game is not supported on volumes formatted as Mac OS Extended (Case Sensitive). The following video chipsets are unsupported for Borderlands 2: ATI RADEON HD 2400, NVIDIA 8600m, NVIDIA 9400m, 9600m, Intel Integrated GMA 950, Intel Integrated x3100. The Mac and Linux versions of Borderlands 2 are available in English, French, Italian, German and Spanish only.
Linux
OS: SteamOS, Ubuntu 14.04
Processor: Intel Core 2 Quad, AMD Phenom II X4  2.4GHz
Memory: 4 GB RAM
Hard Disk Space: 13 GB
Video Card (NVidia): Geforce 260
Notice: The Mac and Linux versions of Borderlands 2 are available in English, French, Italian, German and Spanish only.

System Requirements:

Windows
OS: Windows XP SP3
Processor: 2.4 GHz Dual Core Processor
Memory: 2 GB(XP)/ 2 GB(Vista)
Hard Disk Space: 13 GB free
Video Memory: 256 MB
Video Card: NVIDIA GeForce 8500 /ATI Radeon HD 2600
Sound: DirectX 9.0c Compatible
Other Requirements: Initial installation requires one-time internet connection for Steam authentication.
Mac
OS: 10.8.5 (Mountain Lion), 10.9.5 (Mavericks), 10.10.5 (Yosemite), 10.11.6 (El Capitan), 10.12 (Sierra)
Processor: 2.4 GHz Intel Core 2 Duo (Dual-Core)
Memory: 4 GB RAM
Hard Disk Space: 13 GB
Video Memory: 256 MB
Video Card: ATI Radeon HD 2600 / NVidia Geforce 8800/ Intel HD 3000
Additional: Macintosh mouse and keyboard. Borderlands 2 supports both the Xbox 360 wired gamepad AND the PlayStation 3 Dualshock 3 Wireless Controller
Notice:This game is not supported on volumes formatted as Mac OS Extended (Case Sensitive). The following video chipsets are unsupported for Borderlands 2: ATI RADEON HD 2400, NVIDIA 8600m, NVIDIA 9400m, 9600m, Intel Integrated GMA 950, Intel Integrated x3100. The Mac and Linux versions of Borderlands 2 are available in English, French, Italian, German and Spanish only.
Linux
OS: SteamOS, Ubuntu 14.04
Processor: Intel Core 2 Quad, AMD Phenom II X4  2.4GHz
Memory: 4 GB RAM
Hard Disk Space: 13 GB
Video Card (NVidia): Geforce 260
Notice: The Mac and Linux versions of Borderlands 2 are available in English, French, Italian, German and Spanish only.

System Requirements:

Windows
OS: Windows XP SP3 Processor: 2.4 GHz Dual Core Processor Memory: 2048 MB RAM Graphics: NVIDIA GeForce 8500 / ATI Radeon HD 2600 DirectX: Version 9.0 Storage: 13 GB available space Sound Card: DirectX 9 Compliant
Mac
OS: 10.9.5 (Mavericks), 10.10.5 (Yosemite), 10.11.6 (El Capitan), 10.12 (Sierra) Processor: 2.4 GHz Intel Core 2 Duo (Dual-Core) Memory: 4 GB RAM Graphics: ATI Radeon HD 2600 / NVidia Geforce 8800 / Intel HD 4000 Storage: 13 GB available space Additional Notes: NOTICE: It is possible for Mac and PC to become out of sync during updates or patches. Within this short time period, Mac users will only be able to play other Mac users. Notice: This game is not supported on volumes formatted as Mac OS Extended (Case Sensitive)
Linux
OS: SteamOS, Ubuntu 14.04 Processor: Intel Core 2 Quad, AMD Phenom II X4 Memory: 4 GB RAM Graphics: NVIDIA GeForce 260 Storage: 13 GB available space Additional Notes: ATI/AMD and Intel chipsets are NOT supported.

System Requirements:

Windows
OS: Windows XP/Vista/7
Processor: 3.4 GHz Pentium 4 or Athlon 64 3600+
Memory: 1 GB (2 GB for Multiplayer)
Graphics: Graphics adapter supporting PixelShader 2.0 and 128 MB ram, at least GeForce 7600 or Radeon X series
DirectX®: 9.0c
Hard Drive: 2 GB of free space
Sound: DirectX 9.0c compatible sound card

System Requirements:

Windows
OS: Windows 7 or + 
Processor: Intel Celeron 2.16 GHz 
Memory: 4 GB RAM 
DirectX: Version 11 
Storage: 1 GB available space

System Requirements:

Windows
OS: Windows 7 or newer
Processor: Intel i3 3.20GHz / AMD Phenom II X4 3.2GHz
Memory: 4 GB RAM
Graphics: GeForce GTX 750
DirectX: Version 10
Storage: 2 GB available space

System Requirements:

Windows
Minimum:

Requires a 64-bit processor and operating system OS: Windows 10 64bit Processor: Intel Core i5-4590/AMD FX 8350 Memory: 16 GB RAM Graphics: 1060 6gb DirectX: Version 12 Storage: 5 GB available space VR Support: SteamVR or OpenXR Additional Notes: Requires VR Headset and Motion Controllers