For years there seemed to be one reliable path to keep data on your computer – with a hard drive (HDD). However, this sort of technology is currently displaying its age – hard drives are loud and sluggish; they are power–ravenous and have a tendency to create a great deal of warmth during serious procedures.
SSD drives, on the contrary, are fast, use up a lot less power and tend to be far less hot. They feature an exciting new way of file access and storage and are years in advance of HDDs relating to file read/write speed, I/O performance and then energy efficacy. Figure out how HDDs stand up up against the more recent SSD drives.
1. Access Time
Resulting from a revolutionary new way of disk drive performance, SSD drives make it possible for much faster data file access rates. With an SSD, file accessibility instances tend to be lower (only 0.1 millisecond).
HDD drives continue to utilize the same basic data access concept that was initially developed in the 1950s. Despite the fact that it has been considerably upgraded ever since, it’s slower as compared with what SSDs are offering to you. HDD drives’ data file access speed varies between 5 and 8 milliseconds.
2. Random I/O Performance
The random I/O performance is important for the functionality of a data storage device. We’ve executed substantial assessments and have confirmed that an SSD can deal with a minimum of 6000 IO’s per second.
Hard drives deliver reduced file access speeds as a result of aging file storage space and accessibility technique they are by making use of. And they also display considerably slower random I/O performance when compared with SSD drives.
For the duration of our trials, HDD drives managed around 400 IO operations per second.
The absence of moving parts and spinning disks within SSD drives, and the current advancements in electric interface technology have resulted in a much reliable file storage device, having a common failing rate of 0.5%.
HDD drives implement rotating disks for storing and reading through data – a technology going back to the 1950s. Along with disks magnetically hanging in mid–air, rotating at 7200 rpm, the prospects of anything failing are generally bigger.
The normal rate of failure of HDD drives ranges among 2% and 5%.
4. Energy Conservation
SSD drives are considerably small compared to HDD drives as well as they don’t have any moving elements whatsoever. Consequently they don’t produce so much heat and need considerably less electricity to work and less energy for chilling purposes.
SSDs consume somewhere between 2 and 5 watts.
From the time they were designed, HDDs were always quite electric power–heavy products. When you’ve got a hosting server with several HDD drives, this will likely boost the month–to–month power bill.
Typically, HDDs take in in between 6 and 15 watts.
5. CPU Power
The quicker the data file accessibility speed is, the swifter the data file demands are going to be processed. Therefore the CPU do not need to reserve resources waiting around for the SSD to answer back.
The average I/O delay for SSD drives is merely 1%.
HDD drives permit reduced accessibility speeds rather than SSDs do, resulting in the CPU being forced to delay, whilst scheduling assets for your HDD to uncover and return the requested file.
The typical I/O delay for HDD drives is approximately 7%.
6.Input/Output Request Times
The majority of HaveFuture’s brand new servers moved to only SSD drives. Each of our tests have shown that with an SSD, the typical service time for an I/O request while running a backup remains under 20 ms.
With the exact same server, yet this time equipped with HDDs, the end results were totally different. The common service time for an I/O request changed in between 400 and 500 ms.
7. Backup Rates
You can easily feel the real–world advantages of utilizing SSD drives each and every day. As an example, with a hosting server furnished with SSD drives, a full back up can take only 6 hours.
Over time, we have utilized principally HDD drives on our web servers and we are well aware of their performance. With a server loaded with HDD drives, a full web server back up may take around 20 to 24 hours.
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