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Message: <blockquote data-quote="Schrodinger Cat" data-source="post: 28245482" data-attributes="member: 566946">Generally, the performance of a SSD is depends on several factors,<ul> <li data-xf-list-type="ul">NAND cell structure (SLC or MLC)</li> </ul> SLC (Single Level Cell) - stores 1 bit per cell, high reliability, faster access time, expensive MLC (Multi-Level Cell) - stores 2/3/4 bits per cell, high memory density, relatively less reliable, relatively longer access time, more affordable [ATTACH=full]186594[/ATTACH] <ul> <li data-xf-list-type="ul">Read/Write endurance</li> </ul> Determined by 'no. of drive write cycles per day (n DW/D)'  or 'max. terabytes written (m TBW)'. Varies with the manufacturer. <ul> <li data-xf-list-type="ul">Host interface - SATA/mSATA or M.2</li> </ul> <ul> <li data-xf-list-type="ul">Environment temperature vs. Retaining data</li> </ul> SSD starts to degrade after exceeding the endurance limits because the capacitors can't hold enough charge to retain data, leads to leak of charge. Once the endurance limits passed, a SSD has an average lifespan of a 1 year under 30°C and that time may 2× under 25°C storing conditions. So the SSDs are NOT recommended for data archiving.</blockquote>

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