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We review Samsung's flagship 840 Pro series solid state drive. Driven by Samsung's own triple-core MDX memory controller, equipped with Samsung's 21 nm MLC memory and Samsung DDR2 cache, 840 Pro 128GB promises sequential read and write speeds of up to 530 MB/s and 390 MB/s, respectively, as well as 97000 and 90000 IOPS random read and write performance. Samsung SSDs are known not only for their performance, but also for unmatched reliability. As a result, 840 Pro series models get 5 year warranty.
Samsung 21 nm Toggle MLC NAND
|Cache||Samsung 256MB DDR2 1066MHz|
|Real capacity||119.24 GB|
|Format||2.5", 7mm height|
|Max sequential read/write||530/390 MB/s|
|Max 4K random read/write||97000/90000 IOPS|