The Western Digital WD Black SN8100 2TB is the objective winner of this comparison, securing victory in five out of seven measured specifications. Its most significant technical advantage is its sequential write speed, which outperforms the Samsung 990 Pro 1TB by 103 percent. While the Samsung 990 Pro 1TB holds a 61 percent advantage in MSRP, the Western Digital WD Black SN8100 2TB dominates the majority of the performance-based metrics evaluated in this head-to-head analysis.

Users who prioritize raw sequential write performance should choose the Western Digital WD Black SN8100 2TB for their storage needs. Conversely, the Samsung 990 Pro 1TB is the better option for budget-conscious buyers who value the specific MSRP advantage provided by that drive. Selecting between these two components depends entirely on whether the user requires the superior write capabilities of the Western Digital model or the cost-related benefits offered by the Samsung alternative.