This item is a desktop computer graphics cards made of ABS, with good process details and durable texture, which can serve you for a long time without being easily . The design is reasonable, professional and practical, aiming to provide you with a better experience. Features -Color: Black. -Material: ABS. -Size: About 26.20X15.30X5.90cm/10.30X6.01X2.32in. -Note: The product cannot be used for games, low-end graphics cards, only for on-hook. - Special design and it is in workmanship. 800MHz core frequency, allows good fluency. - You can use it for as many office work as you like without worrying about lagging. - Comes with large memory capacity, and higher efficiency, low noise and safe work. - Light in weight, provide a better and comfortable environment for multimedia. - High‑performance graphics cards, portable and convenient to use. Specification: Video memory capacity: 6144M (6GB). Video memory type: GDDR5. Video memory bit width: 192bit. Video memory frequency: 3400MHZ. Core frequency: 800MHZ. Stream Processor Units: 192. Graphics interface: PCI-Express2.0. Maximum resolution: 2560x1600. support: 11. Graphics cards power consumption: 90W. Graphics cards cooling: air cooling. External power supply: 6PIN. Package list: 1 x GTX550Ti 6G graphics-card 1 x power supply line