Exclusive: Highest end are HBM 2.0, GDDR6, GDDR5X
AMD over-hyped the new High Bandwidth Memory standard and now the second generation HBM 2.0 is coming in 2016. However it looks like most of GPUs shipped in this year will still rely on the older GDDR5.
16GB+ graphic cards possible
Samsung has announced that is has started the mass production of its 8 Gb GDDR5 chips in 20nm.
DDR3 only, no surprise
1050MHz GDDR5 memory
Tops with Golden Sample Goes Like Hell card
GTX 465 and GTX 470