Matrox C420 Graphic Card - 2 GB GDDR5 SDRAM - PCI Express 3.0 x16 - Half-Length/Low-Profile C420-E2GBLAF Video Output Type: Video Card| Form Factor: Low Profile/Half Length| Video Interface: PCI Express 3.0 x16| Video Memory Technology: GDDR5 SDRAM| Video Memory Installed Size: 2 GB| API Supported: OpenCL 1.2; OpenGL 4.4; DirectX 11.2| Max Resolution (external): DisplayPort 4x 4096x2160 60Hz; Dual-link DVI 4x 2560x1600 60Hz; Single-link DVI/HDMI 4x 1920x1200 60Hz| Max Monitors Supported: 4| Width: 6.6 Inch| Height: 2.7 Inch| Graphics Controller: Matrox C420| Graphics Processor Manufacturer: AMD Interfaces & Connections: 4 x Mini DisplayPort1.1| System Requirement: Microsoft Windows 8.1 (32/64), Windows 7 (32/64), Windows Embedded Standard 7 (32/64), Server 2012 R2 (64), Server 2008 R2 (64), Linux| Service & Support Type: 3 years warranty