SLC、MLC、TLC、QLC
时间: 2023-09-18 21:14:45 浏览: 108
SLC、MLC、TLC和QLC是固态硬盘的闪存颗粒类型,用于存储数据。它们按照性能从高到低排序,依次为SLC、MLC、TLC和QLC。SLC在速度和颗粒寿命方面都是最优的。而QLC则在速度和寿命方面相对较差。目前市面上主流的固态硬盘多采用TLC和QLC颗粒,而MLC颗粒已经变得非常罕见。高端固态硬盘通常采用TLC颗粒,而低端固态硬盘则多采用QLC颗粒,这主要是因为成本和技术的原因。QLC颗粒也被称为4位MLC,它的容量相比TLC颗粒可以增加33%,但相应地,写入性能和P/E寿命会进一步降低。在性能测试中,QLC的写入速度较慢,连续写入速度从520MB/s降至360MB/s,随机性能也从9500 IOPS降至5000 IOPS。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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- *1* *2* [SLC、MLC、TLC与QLC的区别](https://blog.csdn.net/weixin_44657888/article/details/127564801)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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