The Radeon HD 3870 Mac Edition graphics card from ATI is built on the TeraScale architecture and was officially introduced on 12.06.2008. The graphics processor is manufactured using a modern process. The 192 mm² die contains approximately 0.7 billion transistorsistors transistors. The model's computational arsenal includes 320 universal processors. Also available are 0 specialized cores for ray rendering and 0 cores for accelerating artificial intelligence. The memory subsystem features GDDR4 modules with a total capacity of 1 GB. The bus width is 256 bit bits, and the peak data exchange rate is 72.06 GB/s. The GPU's base clock speed is 777 MHz, and in Boost mode, it can automatically increase up to 0 MHz. The card's power consumption (TDP) is stated at 106 W. The manufacturer recommends using a power supply unit with a wattage of at least 300 W.