For many years there was just one dependable way for you to store data on a personal computer – working with a hard drive (HDD). Having said that, this kind of technology is already expressing it’s age – hard drives are loud and slow; they are power–hungry and are likely to produce a lot of heat in the course of serious operations.
SSD drives, alternatively, are fast, take in much less power and are generally much cooler. They offer an exciting new solution to file access and data storage and are years in front of HDDs when considering file read/write speed, I/O performance as well as power capability. See how HDDs stand up up against the modern SSD drives.
1. Access Time
With the launch of SSD drives, data accessibility rates are now through the roof. Due to the completely new electronic interfaces employed in SSD drives, the normal file access time has shrunk towards a all–time low of 0.1millisecond.
HDD drives still make use of the exact same fundamental data file access technique which was initially created in the 1950s. Despite the fact that it was vastly enhanced ever since, it’s slow as compared to what SSDs will provide. HDD drives’ data file access speed can vary between 5 and 8 milliseconds.
2. Random I/O Performance
Because of the same radical technique which enables for better access times, it is possible to experience better I/O efficiency with SSD drives. They can complete double the functions throughout a specific time as compared with an HDD drive.
An SSD can deal with at the very least 6000 IO’s per second.
Hard drives feature slower data file access speeds due to aging file storage and accessibility technique they’re using. In addition, they illustrate substantially slower random I/O performance as compared to SSD drives.
During Wise Pro Solutions’s trials, HDD drives handled on average 400 IO operations per second.
The lack of moving elements and spinning disks inside SSD drives, and the recent developments in electrical interface technology have ended in a substantially reliable data storage device, with a common failing rate of 0.5%.
HDD drives work with rotating disks for holding and browsing files – a concept since the 1950s. With disks magnetically suspended in the air, rotating at 7200 rpm, the odds of anything going wrong are much increased.
The standard rate of failing of HDD drives varies among 2% and 5%.
4. Energy Conservation
SSDs are lacking moving parts and require hardly any cooling down power. In addition they involve very little energy to perform – trials have revealed that they’ll be powered by a normal AA battery.
As a whole, SSDs take in somewhere between 2 and 5 watts.
As soon as they have been designed, HDDs have always been very electrical power–hungry systems. So when you’ve got a hosting server with plenty of HDD drives, it will raise the regular power bill.
Typically, HDDs take in somewhere between 6 and 15 watts.
5. CPU Power
SSD drives permit speedier data accessibility rates, which, in turn, allow the processor to accomplish data queries much faster and then to go back to other responsibilities.
The average I/O hold out for SSD drives is barely 1%.
By using an HDD, you’ll have to dedicate time looking forward to the outcome of one’s file query. It means that the CPU will stay idle for more time, expecting the HDD to reply.
The common I/O wait for HDD drives is approximately 7%.
6.Input/Output Request Times
It’s time for a few real–world instances. We, at Wise Pro Solutions, ran a complete system backup with a hosting server only using SSDs for data storage reasons. During that procedure, the common service time for any I/O demand stayed under 20 ms.
In comparison to SSD drives, HDDs offer significantly reduced service times for I/O demands. In a server backup, the common service time for an I/O request ranges between 400 and 500 ms.
7. Backup Rates
Discussing back ups and SSDs – we’ve detected an amazing progress in the back up rate as we switched to SSDs. Today, a normal server back up requires only 6 hours.
We employed HDDs exclusively for a couple of years and we’ve great knowledge of just how an HDD runs. Creating a backup for a server designed with HDD drives will take around 20 to 24 hours.
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