The GeForce GT 645 OEM graphics card from NVIDIA is built on the Fermi 2.0 architecture and was officially introduced on 24.04.2012. At the core of the card is a chip created with modern lithography. The die houses 2.0 billion transistorsistors transistors, and its area is 332 mm². For graphics processing, 288 shader units are provided. The technological equipment is complemented by 0 RT Cores and 0 Tensor Cores. The memory subsystem features GDDR5 modules with a total capacity of 1 GB. The bus width is 192 bit bits, and the peak data exchange rate is 91.87 GB/s. The graphics chip operates at a base clock of 776 MHz with dynamic acceleration capability up to 0 MHz. The card's power consumption (TDP) is stated at 102 W. The manufacturer recommends using a power supply unit with a wattage of at least 300 W.