VTX3D company introduced two 3D-card series R9. New items were designated R9 270X X-Edition and R9 270 X-Edition.
Externally cards are easy to distinguish: model VTX3D R9 270X X-Edition got black cooler with two fans, R9 270 X-Edition - a red one.
Of course, in addition to the cooling system, there are other differences, the main of them - GPU. Although the same number of stream processors - 1280, where R9 270X X-Edition base frequency is 1030 MHz high - 1080 MHz, and in the case of R9 270X-Edition frequencies are 930 and 955 MHz. GDDR5 memory, in both cases working on the effective frequency 5600 MHz, its size is 2 GB and the memory bus width is 256 bits.
3D-card VTX3D R9 270X X-Edition is equipped with video outputs, DL DVI-I, DVI-D, HDMI and DisplayPort. Do not entry-exit DVI-D.