For many years there seemed to be only 1 reputable option to keep data on a pc – working with a disk drive (HDD). Having said that, this kind of technology is already showing its age – hard disk drives are loud and sluggish; they’re power–hungry and have a tendency to produce quite a lot of heat for the duration of serious operations.

SSD drives, alternatively, are really fast, consume way less energy and tend to be far less hot. They provide an innovative method to file accessibility and data storage and are years in front of HDDs in relation to file read/write speed, I/O effectiveness and also energy efficiency. See how HDDs fare against the more recent SSD drives.

1. Access Time

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Because of a revolutionary new solution to disk drive functionality, SSD drives make it possible for considerably quicker data file access speeds. Having an SSD, data file accessibility times are far lower (as low as 0.1 millisecond).

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HDD drives rely on spinning disks for data storage uses. Each time a file is being accessed, you will need to wait for the right disk to reach the appropriate place for the laser beam to reach the file in question. This translates into a common access rate of 5 to 8 milliseconds.

2. Random I/O Performance

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Because of the new revolutionary file storage strategy adopted by SSDs, they feature speedier data access speeds and swifter random I/O performance.

Throughout our trials, all of the SSDs confirmed their ability to deal with no less than 6000 IO’s per second.

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Hard drives provide reduced data file access rates due to older file storage and accessibility technology they’re employing. In addition, they show much sluggish random I/O performance when held up against SSD drives.

Throughout our tests, HDD drives maintained around 400 IO operations per second.

3. Reliability

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SSD drives do not have virtually any rotating parts, which means that there is significantly less machinery inside them. And the less physically moving parts you will discover, the fewer the possibilities of failure will be.

The average rate of failing of any SSD drive is 0.5%.

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Since we have observed, HDD drives rely upon rotating hard disks. And anything that takes advantage of a number of moving elements for extended time frames is liable to failing.

HDD drives’ normal rate of failing ranges between 2% and 5%.

4. Energy Conservation

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SSD drives work practically soundlessly; they don’t generate extra warmth; they don’t mandate extra cooling solutions as well as use up considerably less electricity.

Lab tests have established that the typical power use of an SSD drive is between 2 and 5 watts.

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HDD drives are renowned for staying loud. They want more energy for chilling applications. With a server which includes a range of HDDs running consistently, you need a great number of fans to keep them cool – this makes them far less energy–economical than SSD drives.

HDDs use up in between 6 and 15 watts.

5. CPU Power

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The speedier the data accessibility speed is, the faster the file queries will likely be handled. Because of this the CPU will not have to reserve assets looking forward to the SSD to reply back.

The normal I/O wait for SSD drives is actually 1%.

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When you use an HDD, you have to invest extra time watching for the outcome of one’s data request. Consequently the CPU will continue to be idle for much more time, looking forward to the HDD to react.

The average I/O delay for HDD drives is approximately 7%.

6.Input/Output Request Times

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The bulk of our brand new web servers are now using exclusively SSD drives. Our own tests have shown that using an SSD, the average service time for an I/O request whilst building a backup continues to be below 20 ms.

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With the exact same web server, however this time equipped with HDDs, the effects were totally different. The common service time for an I/O call changed in between 400 and 500 ms.

7. Backup Rates

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One more real–life development will be the speed with which the back up is produced. With SSDs, a hosting server data backup currently takes no more than 6 hours by making use of our server–designed software.

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We utilized HDDs exclusively for lots of years and we have now great knowledge of exactly how an HDD runs. Generating a backup for a server designed with HDD drives is going to take about 20 to 24 hours.

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