3 ms·
That's incorrect. Charge leaks very slowly out of cells. It's not a big issue, but it does happen. Powered-on SSD firmware knows about the problem and will main
by cjensen 11y ago
That's incorrect. Charge leaks very slowly out of cells. It's not a big issue, but it does happen. Powered-on SSD firmware knows about the problem and will maintain the cells.
[1] http://www.anandtech.com/show/9248/the-truth-about-ssd-data-retention http://www.anandtech.com/show/9248/the-truth-about-ssd-data-...
- acqq 11y agoAnd AnandTech quotes Intel materials who often boasts to have the most durable drives. Imagine what happens to other ones.
- philjohn 11y agoSamsung back up the 850 Pro with a 10 year/150TB host writes warranty. The trick is moving back 2 processes, which alleviates some of the issues they've faced with the 840 series.
- acqq 11y agoThe warranty is certainly not "it will keep the data 10 years without being powered on." We discuss the topic of how long SSDs retain the data when powered off. Intel says, powered off but stored on just 35 degrees C, only 14 weeks, as published by AnandTech: http://images.anandtech.com/doci/9248/3.PNG http://images.anandtech.com/doci/9248/3.PNG And Intel is proud to be more reliable than others. In one of their presentations I've seen they show that they use some very high tech setups (like accelerators!) to measure the degradations fast, and that the other producers fare worse on their tests.