1、4GB GDDR5 128 BIT: 128 bit graphics card utilizes chipset with for Fermi architecture. Upgrade to 4GB RAM for unrivaled HD visuals and performance. Supports hardware acceleration. 2、4K HIGH DEFINITION: GT740 4GB GDDR5 128 bit frequency of 993MHZ 5000MHZ, 384SP, support HD multimedia interface 4K HD output. 3、OUTPUT INTERFACE: Game graphics card provides HD multimedia interface, DVI interface. Equipped with a fan to quickly reduce the card's exterior temperature. 4、LONG SERVICE LIFE: GDDR5 graphics card is made of PCB and metal materials to ensure better electrical performance and longer service life. 5、SCOPE OF APPLICATION: GT740 4G graphics card is suitable for home, office, business, desktop computers with wide utility. Item Type: GT740 4G Graphics Card Model: GT740 4GB Material: PCB, Metal Core Code And Process: GK107/28nm Unified Shaders: 384 Core Frequency, Memory Frequency: 993/1250 MHz Memory Capacity And Specifications: 4G 128bit DDR3 Output Interface: DVI, HD Multimedia Interface Bus Interface: PCI Express 3.0 X 16 Cooling Fan: Yes 1 x GT740 4G Graphics Card 2 x Metal Plate