The Samsung 990 EVO Plus 1TB and the Seagate Barracuda 1TB are tied in this objective comparison, as each component wins two out of five evaluated specifications. The most impactful advantage for the Samsung 990 EVO Plus 1TB is its sequential read speed, which is 3716% better than the alternative. Conversely, the Seagate Barracuda 1TB holds a significant lead in memory architecture, offering a DRAM cache that is 100% better than the Samsung drive.

Users prioritizing rapid data access and high-speed sequential read performance should select the Samsung 990 EVO Plus 1TB for their system. Alternatively, those who require the specific benefits provided by a DRAM cache should choose the Seagate Barracuda 1TB. Because these components offer distinct technical advantages rather than a clear overall superior, the final decision depends entirely on whether your workload benefits more from raw read speed or the inclusion of a DRAM cache.