"Bitcoin and other cryptocurrency miners have created a dearth of mid-range and high-end GPU cards that are selling for twice as much as suggested retail," reports Computerworld. "The reason: miners are setting up server farms with the cards." Lucas123 writes: GPU prices have more than doubled in some cases... Some of the most popular GPUs can't even be found anymore as they've sold out due to demand. Meanwhile, some retailers are pushing back against bitcoin miners by showing favoritism to their traditional gamer customers, allowing them to purchase GPUs at manufacturer's suggested retail price. Earlier this year, NVIDIA asked retailers of its hardware to prioritize sales to gamers over cryptocurrency miners.