WDC WD32 00AAJS-00L7A0 USB Device
User Benchmarks
| Model | Type | Score | Seq. Read MB | Seq. Write MB | Read 4k64QD | Write 4k64QD | Read Access msek. | Write Access msek. |
| WDC WD32 00AAJS-00L7A0 USB Device | 320 | 93 | 36 | 37 | 0.62 | 1.08 | 9.93 | 3.78 |
The measurement of the WDC WD32 00AAJS-00L7A0 USB Device was carried out on Windows. Similar read and write speeds could certainly be achieved with the WDC WD32 00AAJS-00L7A0 USB Device under Linux and MacOS. Of course, the correct hard drive driver should be installed and the correct interface for the WDC WD32 00AAJS-00L7A0 USB Device should be used.
The WDC WD32 00AAJS-00L7A0 is a hard disk storage device from Western Digital that is typically used in desktop PCs and external storage solutions. Here you will find a detailed description, technical details, functions and areas of application of this hard drive.
General description
The WDC WD32 00AAJS-00L7A0 is a 3.5-inch SATA hard drive from Western Digital with a storage capacity of 320 GB. The hard drive is designed for use in desktop PCs and external enclosures and offers a reliable storage option for a variety of applications. The "USB Device" designation suggests that the hard drive may be used in an external USB enclosure, although the actual interface of the hard drive is SATA.
Technical details
1. Model name:
- WDC WD32 00AAJS-00L7A0
2. Capacity:
- 320 GB: Provides sufficient storage space for operating systems, programs and user data.
3. Form factor:
- 3.5 inches: Standard size for desktop hard drives and external enclosures.
4. Interface:
- SATA II (3 Gb/s): An older version of SATA that supports a data transfer rate of up to 3 Gb/s.
5. Rotational speed:
- 7,200 rpm: Faster than many mobile hard drives, offers good performance for desktop applications.
6. Buffer size (cache):
- 16 MB: Allows better performance by caching frequently used data.
7. Read and write speed:
- Typical read speed: Up to 100 MB/s
- Typical write speed: Up to 90 MB/s
- These speeds are sufficient for everyday applications and data transfers.
8. Operating and storage temperature:
- Operating temperature: 0°C to 60°C
- Storage temperature: -40°C to 70°C
- These temperatures ensure stable operation and protection in extreme conditions.
9. MTBF (Mean Time Between Failures):
- 600,000 hours: Indicates the reliability of the hard drive and gives an idea of ​​its longevity.
10. Power consumption:
- Typical operating consumption: Approx. 6.5 W
- Typical idle consumption: Approx. 4 W
- The hard drive is optimized for desktop PCs where the higher power consumption is not a major issue.
11. Form factor (size):
- Dimensions: Approx. 147 mm x 101.6 mm x 26.1 mm (W x D x H)
- The size fits in standard desktop hard drive bays.
12. Weight:
- Typical: Approx. 600 g
- Relatively heavy, which is normal for a 3.5-inch hard drive.
13. Error Correction:
- ECC (Error Correction Code): Ensures the integrity of the data and can correct errors during transfer.
Features
1. High Storage Capacity:
- With 320 GB, the hard drive offers enough space for the operating system, applications and personal data.
2. SATA II Interface:
- Supports a data transfer rate of up to 3 Gb/s, which is sufficient for many applications.
3. Good Performance:
- With a rotation speed of 7,200 RPM, the hard drive offers solid performance for desktop applications.
4. High Cache:
- The 16 MB cache helps improve performance by providing faster access to frequently used data.
5. Reliability:
- With an MTBF of 600,000 hours and ECC support, the hard drive offers high reliability.
6. Energy Efficiency:
- Although the power consumption is higher than mobile hard drives, the hard drive offers reliable performance without significant additional costs.
Application Areas
1. Desktop PCs:
- Ideal as a main hard drive for desktop computers to store the operating system and applications.
2. External Hard Drive Storage:
- Can be installed in an external enclosure to create an external storage solution.
3. Backup Solutions:
- Well suited for securing data and creating backups of important files.
4. Storage Upgrades:
- Useful as a replacement or expansion hard drive for systems that require more storage.
5. Compact Server Solutions:
- Can be used in compact server solutions that support 3.5-inch hard drives.
Summary
The WDC WD32 00AAJS-00L7A0 is a 3.5-inch hard drive from Western Digital with a storage capacity of 320 GB. It uses a SATA II interface that supports a data transfer rate of up to 3 Gb/s and offers a rotation speed of 7,200 RPM for solid performance. With a 16 MB cache, high reliability and an MTBF of 600,000 hours, it is suitable for desktop PCs and external enclosures. Its performance characteristics and energy efficiency make it a good choice for storage upgrades and backup solutions.
---
WDC WD32 00AAJS-00L7A0 USB Device and the compatible operating systems
Windows Server 2025, 2022, 2019, 2016, ... or 2008 and higher
Windows 12, 11, 10 or Windows 7 and higher
Linux (various distributions)
macOS (from version 10.6)
Please note that the exact functions and areas of application may vary depending on the firmware version and configuration of WDC WD32 00AAJS-00L7A0 USB Device.
The WDC WD32 00AAJS-00L7A0 USB Device is a reliable disk in case of problems, failures, file loss and other errors, check the drivers of the WDC WD32 00AAJS-00L7A0 USB Device regardless of whether it is under Windows 12, 11, 10, etc. or Linux and Apples macOS.