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SSDs vs. HDDs
SSDs are fast, responsive, and durable. Learn more about how they compare to traditional HDDs — why they’re a smart upgrade when your old tech is slowing you down.
Explore the Difference Between
SSDs and HDDs
SSDs are the future of data storage — especially NVMe™ SSDs. They’ll get you faster read/write speeds, lower latency, and more durability. While HDDs are great for larger capacities and long-term storage, solid state drives are great for building and upgrading computers, laptops, and gaming platforms.
Solid State Drive (SSD)
- Ideal for low-latency applications
- Uses NAND flash memory cells without moving parts
- Great for rapid boot times and fast file access
Hard Disk Drive (HDD)
- Good for long-term storage
- Uses mechanical parts like spinning disks
- Used for cost-effective, massive capacities
Performance:
SSDs vs. HDDs
How fast are SSDs?
SSDs are faster than HDDs. That’s because SSDs don’t rely on moving parts like HDDs. Instead, SSDs are made up of flash memory cells, managing electrical charges across these cells almost instantaneously. NVMe SSDs can hit blazing-fast speeds, like the SANDISK Optimus GX PRO 8100 SSD, which can clock up to 14,900MB/s1 read speeds.
How fast are HDDs?
While SSDs use solid state flash memory cells, HDDs use mechanical spinning disks, which take time to power up, move, and “seek” the correct locations on disks to read and write data. This makes SSDs the faster option compared to HDDs — up to 5x faster with SSDs like the SANDISK® Portable SSD.
FOR GAMING AND WORKFLOWS
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FOR Creators & Pros
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FOR Gaming
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from SanDisk Professional
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for Creative Professionals
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from NACON
from BEASTGRIP
from SanDisk Professional
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Responsiveness: SSDs vs. HDDs
How responsive are SSDs?
SSDs are known for being responsive — especially NVMe™ SSDs — making them an ideal choice for low-latency storage. Think PC and console gaming, team collaboration, and fast-caching for NAS systems. SSDs are so responsive because they can access and manage data at near-instantaneous speeds across flash cells without waiting on moving parts.
How responsive are HDDs?
HDDs often aren’t as responsive as SSDs, making them ideal for data at rest, also known as “cold data.” This is data that’s infrequently accessed, like archival content or data that’s stored for compliance purposes. If you need fast, low-latency data storage, SSDs are usually the right choice.
for PC Gaming
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from SanDisk Professional
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for PS5 Gaming
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from WD
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from SanDisk Professional
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for Xbox Gaming
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from SanDisk
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from WD
from Western Digital
from Incase
from NACON
from BEASTGRIP
from SanDisk Professional
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for Handheld Gaming
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from G-Technology
from WD
from Western Digital
from Incase
from NACON
from BEASTGRIP
from SanDisk Professional
from WD_BLACK
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Are SSDs more durable than HDDs?
How durable are SSDs?
SSDs are durable, making them a smart data storage solution on-the-go, whether you’re on vacation or a creative professional in the field. Flash memory cells operate without moving parts — that’s where “solid state” comes in. This means they’re better at withstanding occasional drops, bumps, or exposure to harsh conditions, such as the SANDISK Extreme® Portable SSD that has an IP65 rating with up to 3-meter drop protection.
How durable are HDDs?
HDDs rely on the precise operation of moving parts in order to “seek” data on spinning disks, where they read, write, and manage your data. These parts are fragile, and HDDs might not be able to handle drops, bumps, and exposure to harsh conditions as well as many SSDs.
for Outdoor Enthusiasts
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from WD
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from SanDisk Professional
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for Gaming on-the-Go
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from SanDisk
from G-Technology
from WD
from Western Digital
from Incase
from NACON
from BEASTGRIP
from SanDisk Professional
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from SanDisk
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from WD
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from Incase
from NACON
from BEASTGRIP
from SanDisk Professional
from WD_BLACK
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How Much Can You Store on SSDs?
If you need fast, responsive, durable data storage, SSDs can be a great choice for you. Just make sure you’re getting the capacity you need, whether you’re a die-hard gamer, a creative pro, or building your next NAS system.
| Drive Capacity | Music | or Video | or Photos |
|---|---|---|---|
| 500GB | 125K | 30 | 80K |
| 1TB/1000GB | 250K | 60 | 160K |
| 2TB/2000GB | 500K | 120 | 320K |
| 4TB/4000GB | 1M | 240 | 640K |
| 6TB/6000GB | 1.5M | 360 | 960k |
| 8TB/8000GB | 2M | 480 | 1.28m |
| 12TB/12000GB | 3M | 720 | 1.92m |
Capacity by Media: values in the Music1, or Video2, or Photo3
3 columns reflect storage potential of only that media respectively, not multiple or all media columns combined.
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Disclosures
1. Based on read speed, unless otherwise stated. 1 MB/s = 1 million bytes per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, and other factors.
2. 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.
3. The number of songs is based on a 3.5MB MP3 file. Examples of the number of songs that can be stored are provided for illustrative purposes only. Your results will vary based on content, file compression, file format, file size, host device, pre-loaded files, settings, software and other factors.
4. The number of hours for videos is based on the 1920x1080 Full HD @ 30fps, 145MB/min, DV format. Examples of the hours of video that can be stored are provided for illustrative purposes only. Your results will vary based on bit rate, content, file compression, file format, file size, host device, pre-loaded files, resolution, settings, software and other factors.
5. The number of photos is based on a 16MP, 5.5MB JPEG file. Examples of the number of photos that can be stored are provided for illustrative purposes only. Your results will vary based on resolution, content, file compression, file format, file size, host device, pre-loaded files, settings, software and other factors.