According to sources privy to the matter, Digitimes is reporting that Gigabyte has a massive inventory of graphics cards from a loss of interest in the cryptocurrency mining sector. Also a bug in NVIDIA RTX series is expected to increase Gigabyte's expenses. These factors may swing its 4Q18 financial report to a net loss. A bug occurred in Nvidia's new top-end GPUs is also expected to increase Gigabyte's expenses, the sources noited. With competition in the gaming and server markets remaining fierce, 2019 may become a challenging year for the Taiwan-based brand vendor to achieve profitability, the market watcher added.