How to choose a hard drive
In today's digital age, hard drives are an important device for storing data, and their purchase is particularly important. Whether it is used for personal computers, enterprise servers or game consoles, choosing the right hard drive can significantly improve the user experience. This article will provide you with a detailed hard drive purchasing guide based on the hot topics and hot content on the Internet in the past 10 days.
1. Hard drive type

There are currently three main types of hard drives on the market: mechanical hard drives (HDD), solid-state drives (SSD), and hybrid hard drives (SSHD). Here's how they compare:
| Type | Advantages | Disadvantages | Applicable scenarios |
|---|---|---|---|
| Mechanical hard drive (HDD) | Large capacity, low price | Slow and easily damaged | Mass storage, backup |
| Solid State Drive (SSD) | Fast and earthquake resistant | High price, limited capacity | system disk, game disk |
| Hybrid Hard Drive (SSHD) | Balance speed and capacity | Not as good as SSD performance | Users on a limited budget |
2. Capacity selection
The capacity selection of the hard drive needs to be determined based on actual needs. The following are capacity recommendations for different user groups:
| User type | Recommended capacity | Description |
|---|---|---|
| Ordinary office users | 256GB-512GB SSD | Enough to install the system and commonly used software |
| gamer | 1TB SSD or larger | Modern games take up a lot of space |
| Video Editor/Designer | 2TB HDD+512GB SSD | Large capacity storage material, SSD improves efficiency |
3. Interfaces and protocols
The interface and protocol of the hard disk directly affect its performance. The following is a comparison of common interfaces and protocols:
| Interface type | maximum speed | Compatibility |
|---|---|---|
| SATA III | 6Gbps | Widely compatible |
| NVMe PCIe 3.0 | 32Gbps | Requires motherboard support |
| NVMe PCIe 4.0 | 64Gbps | Latest motherboard support |
4. Brand and quality
Choosing a reliable brand can ensure the quality and after-sales service of the hard drive. The following are recent recommendations for popular hard drive brands:
| brand | Features | Popular models |
|---|---|---|
| Western Digital (WD) | High cost performance, complete product line | WD Blue, WD Black |
| Seagate | Large-capacity HDD leads the way | IronWolf, Barracuda |
| Samsung | SSD performance top | 970 EVO Plus, 980 PRO |
5. Other purchasing points
1.Durability:View the TBW (Total Bytes Written) and MTBF (Mean Time Between Failures) indicators of the hard drive.
2.Cache size:A larger cache can improve small file read and write performance.
3.Thermal design:High-performance SSDs need to pay attention to heat dissipation issues, especially notebook users.
4.Price trends:SSD prices have continued to fall recently, which is a good time to upgrade.
6. Summary
When purchasing a hard drive, you need to consider factors such as type, capacity, interface, and brand. For most users, it is recommended to use a combination of SSD+HDD: SSD for system and commonly used programs, and HDD for large-capacity storage. If you have sufficient budget, large-capacity NVMe SSD is the best choice. Hopefully this article will help you make an informed decision among the many options available.
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