The Samsung 870 EVO 1TB and the Samsung 990 EVO Plus 1TB result in an objective tie across the evaluated specifications. While both drives offer distinct technical strengths, the most impactful advantage for the Samsung 870 EVO 1TB is its DRAM cache, which is 100% better than the alternative. Conversely, the Samsung 990 EVO Plus 1TB provides a significant performance lead in sequential read speeds, which are 1177% better than those found on the 870 EVO.

Users prioritizing sustained data management and cache reliability should select the Samsung 870 EVO 1TB for its superior DRAM implementation. Those who require maximum throughput for high-speed data access should choose the Samsung 990 EVO Plus 1TB, as its sequential read capabilities far exceed those of the 870 EVO. Each drive serves a specific functional requirement, so the choice depends entirely on whether your workload favors cache-heavy operations or rapid sequential data retrieval.