Solid State Drive (SSD) technology has been around for a while, but it’s only in recent years that it’s started to become mainstream in web hosting and online storage. SSDs are a type of storage device that uses flash memory to store data, as opposed to traditional hard disk drives (HDDs) that store information on spinning disks. This fundamental difference has several implications when it comes to performance, reliability and energy efficiency. Here, we look at the pros and cons of using SSD hosting and storage.
The pros of using SSDs
- Faster performance
One of the most significant advantages of SSDs over HDDs is the speed at which they can read and write data. SSDs can access data much quicker than HDDs, which can result in faster loading times for websites, speedier file transfers and swifter access to data stored on servers. This increased speed can have a significant impact on user experience, especially for websites or applications that require a lot of data processing.
SSDs are also much faster than HDDs when it comes to boot times. This means that servers and computers that use SSDs can be up and running much quicker than those that use traditional HDDs. This can be especially important in the event of a power outage or other unexpected downtime, as it means that your website or application can be back up and running much more quickly. - Increased reliability
Another advantage of SSDs over HDDs is their increased reliability. As SSDs have no moving parts, they are much less susceptible to physical damage and failure. The mechanical parts of an HDD drive that constantly spin at high speed will eventually sustain wear and tear and fail. This does not happen with SSDs, which are also able to withstand shock and vibration without losing data.
As a result of their durability, SSDs have a lower failure rate than HDDs. This means that you are less likely to experience data loss or corruption due to a hardware failure. This can be especially important for businesses that rely on their data to operate, as it means that they can have greater confidence in their data storage and backup systems. - Improved energy efficiency
Compared to HDDs, SSDs have improved energy efficiency. With no disk to spin, they use less power and as they generate less heat, require less cooling. This can result in lower energy costs for those that use them in-house and cheaper hosting for those that use a web host. They are also better for the environment as they have a smaller carbon footprint.
In addition to the environmental benefits, SSDs also require less hardware to achieve the same storage capacity as HDDs. This means that you can achieve the same level of performance and storage capacity with fewer servers or computers, saving you money on hardware costs.
The cons of using SSDs
- More costly
While SSDs have several clear advantages over traditional HDDs, it’s important to understand that they also have some limitations. One of the most significant is their relatively high cost compared to HDDs. While the price difference has reduced in recent years, SSDs are still more expensive than HDDs on a per-gigabyte basis. This can mean that if you need to store very large amounts of data, an HDD may still be more cost-effective. - Limited lifecycle
Another limitation of SSDs is their limited lifespan. While they are generally more reliable than HDDs, they have a limited number of write cycles before they begin to degrade. As a result, if you need to write a lot of data to an SSD over an extended period, it may eventually fail. This limitation can be mitigated by using wear-levelling algorithms, which distribute write cycles evenly across the drive, but it’s still something to keep in mind when considering SSDs. That said, web hosts will automatically replace SSDs when their lifecycles are coming to an end or at the first indication that there may be a failure. You won’t lose any data as this will be backed up by the host and it will simply be transferred to a new SSD.
Upgrade Your Hosting with NVMe SSDs! Learn why NVMe SSD-powered VPS hosting is the way to go in our detailed blog: Why Your Website Needs NVMe SSD-powered VPS Hosting.
Conclusion
SSD hosting and storage offer numerous benefits over traditional HDDs. While they may be more expensive and have some limitations, they offer faster performance, increased reliability and improved energy efficiency, which can result in significant benefits for businesses and organisations. If you’re looking to upgrade your hosting or storage infrastructure, SSDs are definitely worth considering.
For SSD accelerated hosting together with the latest Intel Xeon powered processing, check out our full range of hosting solutions.