| Key Features | ||
| Capacity | 2TB | |
| Form Factor | M.2 2280 | |
| Flash Type | 3D TLC NAND | |
| Interface | PCIe Gen4 x4, NVMe | |
| Sequential R/W | Read: Up to 7300MB/s; Write: Up to 6600MB/s | |
| MTBF | 1,750,000 hours | |
| Others | WD_BLACK Dashboard support; M.2 2280; NVMe PCIe Gen4 | |
| TBW | 1200TBW | |
| Physical Specification | ||
| Dimension | 3.15" x 0.87" x 0.09" (80 x 22 x 2.38 mm) | |
| Weight | 7.5g | |
| Color | Black | |
| Temperature | ||
| Operating Temperature | 0°C to 85°C | |
| Storage Temperature | -40°C to 85°C | |
| Shock resistance | 1,500G @ 0.5ms, half sine | |
| Vibration Resistance | 5.0gRMS, 10–2000Hz | |
| Warranty | ||
| Manufacturing Warranty | 5 Years | |
The Western Digital BLACK SN850X GEN 4 M.2 NVMe 2TB SSD is a high-performance PCIe Gen4 NVMe SSD built for users who want fast system response, shorter game loading times, rapid file transfers, and reliable storage for demanding workloads. With 2TB capacity, an M.2 2280 design, PCIe Gen4 x4 interface, and sequential speeds of up to 7300MB/s read and 6600MB/s write, the WD_BLACK SN850X 2TB is a strong choice for modern gaming PCs, desktops, workstations, and performance-focused systems.
For buyers comparing a high-speed SSD for a new PC build or storage upgrade, the SN850X combines flagship-class PCIe 4.0 performance with 1200TBW endurance and a 5-year warranty. Its compact M.2 2280 form factor also makes it suitable for compatible desktops and laptops with an M.2 M-key slot.
The WD_BLACK SN850X is designed for users who need more than basic storage performance. Its PCIe 4.0 x4 interface allows the drive to deliver sequential read speeds of up to 7300MB/s and sequential write speeds of up to 6600MB/s, making everyday tasks such as booting Windows, launching applications, moving large files, and loading games significantly more responsive than traditional SATA-based storage.
The 2TB capacity provides ample space for a large collection of games, software, project files, media, and other frequently accessed data without requiring immediate secondary storage.
One of the main attractions of the Western Digital BLACK SN850X 2TB is its high sequential performance. The drive is rated for up to 7300MB/s sequential read and 6600MB/s sequential write speeds. These specifications make it particularly well suited to demanding workloads where large amounts of data need to be accessed or transferred quickly.
In practical use, fast storage can reduce application launch times, improve large file transfers, speed up game installation and loading, and make a performance-focused PC feel more responsive.
With 2TB of storage, the WD_BLACK SN850X provides considerably more working space than smaller 500GB or 1TB SSDs. It is a practical choice for users who keep large game libraries, video projects, design assets, development environments, applications, and frequently used files on their primary drive.
For a gaming-focused desktop, the 2TB capacity offers a useful balance between storage space and high-speed performance.
The SN850X uses a PCIe Gen4 x4 interface and M.2 2280 form factor. This combination provides substantially higher bandwidth than conventional SATA SSDs and is designed for compatible modern systems with an M.2 M-key slot.
Before purchasing, check that your motherboard or laptop supports an M.2 2280 PCIe NVMe SSD. The drive can also operate in systems with compatible PCIe generations, although maximum performance depends on the host platform and interface capabilities.
The 2TB model carries a rated endurance of 1200TBW, meaning up to 1,200 terabytes of data written under the manufacturer's endurance specification. This makes the drive suitable for demanding everyday use, gaming, content creation, software development, and other workloads involving frequent data writes.
Actual lifespan depends on workload, operating conditions, system configuration, and usage patterns, but the 1200TBW rating provides a useful indicator of the drive's designed endurance.
The WD_BLACK SN850X 2TB uses the standard M.2 2280 form factor, measuring approximately 80mm × 22mm × 2.38mm for the non-heatsink version. Its compact design makes it convenient for compatible desktops and laptops where an M.2 2280 slot is available.
The non-heatsink model weighs approximately 7.5 grams, keeping the physical footprint and weight very low while providing high-speed NVMe storage.
For gaming PCs, storage speed can help reduce game loading and improve overall system responsiveness. The SN850X's high sequential performance and 2TB capacity make it well suited to modern gaming libraries where individual game installations can consume substantial storage space.
It is especially useful when building a performance-oriented system alongside a modern processor, graphics card, and compatible motherboard. For buyers planning a complete upgrade, pairing a fast NVMe SSD with the right PC components helps create a balanced system.
The drive is not limited to gaming. Its high throughput can also benefit workflows involving large project files, software installations, media assets, application libraries, and frequent file transfers.
For professional users, the 2TB capacity provides a convenient high-speed workspace while the 1200TBW endurance rating gives useful reassurance for sustained storage activity.
For a compatible PCIe Gen4 system, the SN850X offers considerably higher theoretical sequential bandwidth than SATA-based SSDs. A SATA SSD is still suitable for many everyday tasks, but users who specifically need very high storage throughput can benefit from a PCIe Gen4 NVMe drive such as the SN850X.
The choice ultimately depends on the motherboard or laptop, workload, budget, and whether the system can take advantage of PCIe Gen4 performance.
If you are looking for the Western Digital BLACK SN850X GEN 4 M.2 NVMe 2TB SSD in Bangladesh, compare the current price, availability, warranty terms, and exact model before purchasing. The 2TB non-heatsink model is identified by model number WDS200T2X0E, while system compatibility and thermal requirements should be checked before installation.
At Potaka IT, this SSD is a suitable option for buyers seeking high-speed NVMe storage for gaming PCs, desktops, professional systems, and performance-focused upgrades.
| Name | Details |
|---|---|
| Capacity | 2TB |
| Form Factor | M.2 2280 |
| Interface | PCIe Gen4 x4 |
| Sequential R/W | Sequential Read Performance: Up to 7300MB/s; Sequential Write Performance: Up to 6600MB/s |
| TBW | 1200TBW |
| Physical Dimension | 3.15" x 0.87" x 0.09" (80mm x 22mm x 2.38mm) |
| Weight | 7.5g |
| Color | Black |
| Operating Temperature | 0°C to 85°C |
| Non-Operating Temperature | -40°C to 85°C |
| Warranty | 5 Years Limited Warranty |
The WD_BLACK SN850X 2TB is rated for sequential read speeds of up to 7300MB/s and sequential write speeds of up to 6600MB/s.
Yes. The SN850X 2TB is an M.2 NVMe SSD using a PCIe Gen4 x4 interface.
This version provides 2TB of storage capacity, making it suitable for games, applications, large files, media projects, and general high-performance storage.
The 2TB WD_BLACK SN850X has a rated endurance of 1200TBW.
Yes. The non-heatsink 2TB model uses the M.2 2280 form factor and measures approximately 80mm × 22mm × 2.38mm.
Yes. Its high PCIe Gen4 performance, 2TB capacity, and high endurance make it well suited to gaming PCs and other performance-oriented systems.
It can be installed in a compatible laptop that provides an M.2 M-key slot supporting the M.2 2280 PCIe NVMe standard. Always check the laptop manufacturer's compatibility requirements before installation.
The drive comes with a 5-year limited warranty according to the manufacturer's specifications.
Yes. Its high sequential performance, 2TB capacity, and 1200TBW endurance make it suitable for demanding storage workloads including development, content creation, large-file handling, and professional applications.
The latest price of Western Digital BLACK SN850X GEN 4 NVMe 2TB SSD in Bangladesh is 19,800৳. You can buy the Western Digital BLACK SN850X GEN 4 NVMe 2TB SSD at best price from our website or visit any of our showrooms.
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