WD's new Black SN750 offers a surprisingly good performance upgrade through firmware and software tweaks. Western Digital's new Black SN750 comes with the same hardware as the previous-gen model, but the company revamped the firmware to extract as much performance as possible. Western Digital’s new Black SN750 NVMe SSD is ready to take on the fastest drives on the market with a new brand image, an updated SSD dashboard with a new gaming mode, and performance-boosting firmware tweaks to the existing hardware configuration.