According to Sapphire, the HD 4870 Toxic will be available worldwide from today. The card is equipped with the Vapor Chamber Technology: This solution cools the graphics chip via three heatpipes and a thermal controlled fan. The Vapor X cooler exhausts the warm air from the PC case.
The HD 4870 Toxic is ex factory overclocked. The GPU runs at 780 MHz, the VRAM at 2,000 MHz (512 MiByte GDDR5). The remaining specifications match the default values of the HD 4870.