Features: 1.Cores: The GTX550 Ti adopts for Fermi DX11 core GF116, which has 144 CUDA cores and 32 texture units, making the overall execution efficiency of the core higher. 2.Excellent Performance: The game performance is greatly improved. In addition, the GF116 has better overclocking performance and power consumption, and supports more powerful DX11 game capabilities, PhysX physical acceleration, CUDA and 3D stereoscopic display. 3.Video Memory: Adopts the ultra fast 0.4ns GDDR5 video memory particle with the video memory capacity of 1024MB and the video memory bit width of 128bit. The default core frequency is up to 750MHZ and the video memory frequency is up to 3200MHZ, providing strong performance. 4.Power Supply: Adopt 2+1 phase separated power supply design, each phase standard one up two down three MOS tube, can provide sufficient energy for the graphics card. 5.Output Interface: Adopt High Definition Multimedia Interface, DVI, VGA standard interface, support various types of dual head output mode, support 3D stereoscopic display, as well as a variety of multi screen output with SLI. specification:Item Type: Gaming Graphics Card Material: Metal, Electronic Core: for GF116 Video Memory Capacity: 1024M(1GB) Video Memory Type: GDDR5 Video Memory Bit Width: 128bit Video Storage Frequency: 3200MHZ Core Frequency: 750MHZ Stream Processor Unit (sp): 144 Bus Interface: Pciexpress2.0 Maximum Resolution: 2560x1600 for Directx Support: for DirectX11 Power Consumption of Graphics Card: 90W External Power Supply: Yes Recommended Power Supply: 300W Heat Dissipation of Graphics Card: Air Cooling Output Interface: High Definition Multimedia Interface, VGA, DVI PackageList:1 x GraphicsCard 1 xDisc 1 xUser Manual