Low-key design saves more space. This product is small in size and takes up little space. Stainless steel shackles are harder and more . This product has a very long service life. This product has very good heat dissipation performance, which can promote heat dissipation and is not easy to generate heat. It has a smaller fan hub for easier use of longer blades, and a retaining ring to increase downward air pressure. Graphics core: GTX550Ti Chip manufacturer: for Video memory capacity: 4096M (4GB) Video memory type: GDDR5 Video memory bit width: 128bit Video memory frequency: 3400MHz core: 192 Core frequency: 783MHz Stream Processor Unit (SP):640 Interface Type:PCI-express2.0 Maximum resolution: 2560 x 1600 3D :DirectX11 Maximum power consumption:90W Power Interface:Yes Recommendations Power: 300W Cooling method: Cooling fan I/O interface:+VGA+DVI Colour:As Shown Material:Plastic The appearance of the product may be slightly different due to different factory batches, but it not affect the use of the product. Package Contents: 3 x Game Video Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.