Western Digital SN850 M.2 2000 GB PCI Express 4.0 NVMe
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Product Information
Full details
The Western Digital SN850 NVMe SSD is designed for PC and laptop users seeking elite storage performance, particularly gamers and power users. Its key benefit is the incredibly fast load times and responsiveness powered by PCIe Gen4 technology, significantly reducing wait times. A notable consideration is that this specific model comes without a heatsink, which may be relevant for systems that run very hot or for prolonged heavy workloads where thermal throttling could be a concern. Key features include up to 7000MB/s read speeds, up to 5100MB/s write speeds, a compact M.2 2280 form factor, and optimization via the WD_BLACK Dashboard.
All features
| Series | SN850 |
|---|---|
| Model Part Number | WDS200T1X0E-00AFY0 |
| Brand | Western Digital |
Extended Product Information
FAQs
Does this model come with a heatsink?
No, this specific Western Digital SN850 model (WDS200T1X0E-00AFY0) does not include a heatsink. A version with a heatsink is available separately, typically recommended for desktop PCs.
What is the maximum speed I can expect?
The drive is rated for up to 7000 MB/s sequential read and 5100 MB/s sequential write speeds. Actual speeds depend on the host system's interface (PCIe Gen4 x4 is required for maximum performance), workload, and system configuration.
Can I use this in a PS5 or Xbox Series X/S?
While the SN850 is a high-performance NVMe SSD, compatibility with consoles like PS5 or Xbox Series X/S requires specific M.2 slot configurations and often heatsinks. Check the console manufacturer's specifications for required drive dimensions and performance tiers. The SN850 with a heatsink may be compatible, but always verify requirements.
Is the WD_BLACK Dashboard required for operation?
No, the WD_BLACK Dashboard is optional software. The SSD will function as a storage device without it. However, the dashboard provides useful features like drive health monitoring, firmware updates, and a gaming mode to optimize performance.
What is the warranty period for the SN850 SSD?
> Info needed: Warranty duration specific to this model and region.
Is this SSD suitable for a laptop?
Yes, the M.2 2280 form factor makes it suitable for many laptops that support NVMe M.2 drives. Ensure your laptop's specifications confirm compatibility and that there is sufficient cooling, especially given the lack of an integrated heatsink.
How does this compare to PCIe Gen3 NVMe SSDs?
This PCIe Gen4 SSD offers significantly higher sequential read and write speeds compared to PCIe Gen3 NVMe SSDs. For compatible systems, this translates to faster boot times, quicker application loading, and reduced game load times. It is also backward compatible with PCIe Gen3 slots, but performance will be limited to Gen3 speeds.
Troubleshooting
Drive not detected by BIOS or OS
Ensure the M.2 slot is enabled in BIOS/UEFI. Reseat the drive to confirm a proper connection. Check motherboard manual for M.2 slot compatibility and potential sharing limitations with SATA ports.
Slow transfer speeds or performance degradation
Verify the drive is installed in a PCIe Gen4 x4 slot if your motherboard supports it. Check drive temperature in WD_BLACK Dashboard; if high, ensure adequate system cooling or consider a heatsink. Ensure the latest NVMe drivers are installed.
WD_BLACK Dashboard not recognizing the drive
Make sure you have the latest version of the WD_BLACK Dashboard installed. Ensure the drive is properly detected in Windows Disk Management. Restart the computer and relaunch the dashboard.
Frequent system crashes or BSODs related to storage
Run a drive health check using WD_BLACK Dashboard or Windows chkdsk utility. Ensure all system drivers (chipset, storage controller) are up to date. Test the drive in another compatible system if possible.
Pros and Cons
Pros
- Extremely fast read and write speeds for quick loading and file transfers.
- Large 2TB capacity is ideal for extensive game libraries and demanding applications.
- Compact M.2 form factor for easy integration into most systems.
- WD_BLACK Dashboard offers useful monitoring and performance enhancement tools.
- Durable construction with Western Digital 3D NAND for reliability.
Cons
- Comes without a heatsink, potentially leading to thermal throttling under sustained heavy loads.
- PCIe Gen4 performance benefits are most realized on compatible motherboards.
- Optional RGB lighting and gaming mode features are only available on heatsink models and require Windows.
- Higher performance tier compared to standard SATA SSDs may be overkill for casual users.
Setup, Compatibility & Care
Setup:
- Ensure System Compatibility: Verify your motherboard or laptop has an available M.2 slot that supports NVMe and PCIe Gen4 x4 speeds for optimal performance. While backward compatible with PCIe Gen3, you will not achieve maximum speeds.
- Physical Installation: Power down your system. Locate the M.2 slot on your motherboard. Remove the retaining screw. Gently insert the SN850 SSD into the slot at an angle, then press it down and secure it with the retaining screw.
- BIOS/UEFI Configuration: Boot into your system's BIOS/UEFI. Ensure the M.2 slot is enabled and set to the correct mode (e.g., NVMe or PCIe). The drive should be recognized.
- Operating System Installation/Formatting: If this is a new drive, you will need to partition and format it within your operating system (e.g., using Disk Management in Windows) or install your OS onto it.
- Install WD_BLACK Dashboard: Download and install the WD_BLACK Dashboard software from the Western Digital website for drive monitoring and performance tuning.
Compatibility:
- Interface: PCIe Gen4 x4, backward compatible with PCIe Gen3 x4, PCIe Gen2 x4, PCIe Gen2 x2, PCIe Gen2 x1.
- Form Factor: M.2 2280.
- Operating Systems: Windows 10, Windows 8.1. Check Western Digital's support for potential Linux or macOS compatibility.
- Motherboard/Laptop: Requires a compatible M.2 slot supporting NVMe protocol.
Care:
- Temperature Monitoring: Due to the absence of a heatsink on this model, monitor drive temperatures, especially during demanding tasks. Ensure good case airflow. Consider an aftermarket heatsink if temperatures consistently exceed optimal operating ranges (refer to WD documentation for specific thresholds).
- Firmware Updates: Keep the drive's firmware updated via the WD_BLACK Dashboard to benefit from performance improvements and bug fixes.
- Avoid Physical Shock: While robust, handle the drive with care during installation and avoid subjecting it to strong impacts.