The use of HBM memory type in graphics solutions architecture Polaris will not be widespread. Rather, GDDR5 will have a wide application because of its relative cheapness and more mature manufacture technology .
Citing comments from AMD, the company really plans to use in future products memory types HBM and HBM2, but it is still too expensive for use in all price segments and mass graphics solutions will rely on the proven GDDR5. Existing examples of graphics cards based on the GPU architecture Polaris are equipped with GDDR5 memory type .