PowerColor HD4890 1GB GDDR5 (Battle Forge Edition)

PowerColor company developed one additional radeon HD 4890 model. This card received the designation code AX4890 1GBD5, it has 800 stream processors, 256- bit memory bus and occupies two landing places in the PC case. In spite of the nonstandard cooling system, the GPU clock frequency is equal to 850 MHz , while the 1 GB GDDR5 memory work at 3900 MHz.