| Key Features | ||
| Capacity | 250GB | |
| Form Factor | M.2 2280 | |
| Flash Type | 3D NAND | |
| Interface | PCIe Gen4 x4, NVMe | |
| Sequential R/W | Up to 4,000MB/s Read / 2,000MB/s Write | |
| Others | Random Read: Up to 240K IOPS; Random Write: Up to 470K IOPS; DirectStorage Support; PCIe Gen3 Backward Compatible | |
| TBW | 200 TBW | |
| Physical Specification | ||
| Dimension | 80mm x 22mm x 2.38mm | |
| Weight | 5.5g ± 0.5g | |
| Color | Black | |
| Temperature | ||
| Operating Temperature | 0°C to 85°C | |
| Storage Temperature | -40°C to 85°C | |
| Warranty | ||
| Manufacturing Warranty | 5 Years Limited Warranty | |
The Western Digital Black SN770 250GB M.2 2280 PCIe Gen4 NVMe SSD is a high-performance storage solution designed for users who want faster boot times, responsive applications, quick game loading, and smoother everyday computing. With a PCIe Gen4 x4 interface, up to 4,000MB/s sequential read speed, and up to 2,000MB/s sequential write speed, the WD Black SN770 delivers a significant performance upgrade over traditional SATA SSDs and hard drives.
Its compact M.2 2280 design makes it suitable for modern desktops and compatible laptops, while the 250GB capacity is a practical choice for a Windows installation, essential applications, frequently played games, and important working files. If you are upgrading your SSD storage or building a performance-focused PC with reliable PC components, the WD Black SN770 offers an excellent balance of speed, efficiency, and durability.
The WD Black SN770 uses a PCIe Gen4 x4 interface to provide substantially higher bandwidth than conventional SATA-based storage. With sequential read speeds of up to 4,000MB/s and sequential write speeds of up to 2,000MB/s, it can reduce loading and file-transfer times and make the overall system feel more responsive.
With up to 4,000MB/s sequential read performance, the WD Black SN770 250GB can help Windows start faster, applications open more quickly, and large files load with less waiting. It is particularly useful for users who regularly work with large software installations, games, media files, or development tools.
The 250GB capacity provides a compact, fast storage option for an operating system, productivity applications, frequently used software, and selected games. Its M.2 2280 form factor also keeps the installation clean and space-efficient inside compatible desktops and laptops.
The 250GB model is rated for up to 200 TBW, providing a defined endurance rating for everyday workloads. This makes it suitable for operating-system storage, applications, gaming, general productivity, and regular file transfers.
As part of the WD Black performance storage family, the SN770 is designed for responsive gaming and demanding everyday computing. Its fast PCIe Gen4 architecture can help reduce game loading delays and improve the responsiveness of storage-heavy workloads.
If your current PC still relies on a hard drive or an older SATA SSD, moving to a PCIe Gen4 NVMe SSD can provide a noticeable improvement in storage responsiveness. The WD Black SN770 combines a compact M.2 form factor with high sequential performance, making it a strong choice for users who want faster storage without installing a larger 2.5-inch drive.
The 250GB version is especially suitable when your priority is a fast system drive rather than maximum storage capacity. You can install Windows and essential applications on the SN770 while using additional storage for large media libraries, backups, or less frequently used files.
Use the WD Black SN770 as a fast gaming drive for your operating system and frequently played games. Its PCIe Gen4 interface helps provide quick storage access and shorter loading times compared with traditional hard drives.
The 250GB capacity works well as a dedicated Windows and software drive. Keeping the operating system and frequently used applications on a fast NVMe SSD can make everyday tasks feel significantly more responsive.
For developers, the SN770 can be used for operating systems, development environments, code repositories, virtual-machine files, and software tools where fast storage access can improve workflow responsiveness.
For users upgrading an older computer, the SN770 can be an effective storage-focused performance upgrade when the motherboard supports PCIe NVMe storage. Always confirm M.2 slot compatibility before installation.
| Name | Details |
|---|---|
| MPN | WDS250G3X0E |
| Model | WD Black SN770 |
| Capacity | 250GB |
| Form Factor | M.2 2280 |
| Interface | PCIe Gen4 x4 |
| Sequential Read | Up to 4,000MB/s |
| Sequential Write | Up to 2,000MB/s |
| Random Read | Up to 240K IOPS |
| Random Write | Up to 470K IOPS |
| Endurance | 200 TBW |
| Dimension | 80mm x 22mm x 2.38mm |
| Weight | 5.5g |
| Operating Temperature | 0°C to 85°C |
| Storage Temperature | -40°C to 85°C |
| Warranty | 5 Years Limited Warranty |
Before buying the WD Black SN770 250GB, check that your desktop or laptop has a compatible M.2 slot supporting NVMe PCIe storage. The drive supports PCIe Gen4 x4 and is also backward-compatible with PCIe Gen3 platforms, although actual performance depends on the host system and available PCIe generation.
For a new PC build, pairing the SN770 with a compatible motherboard and modern processor allows the system to take better advantage of high-speed NVMe storage. Users building a complete performance or gaming setup can also pair it with a suitable gaming monitor for a balanced overall experience.
Choose the 250GB model if you mainly need a fast operating-system and application drive. If you intend to store a large collection of modern games, 4K media, or extensive project files, a higher-capacity NVMe SSD may be more suitable.
If you are looking for the WD Black SN770 250GB SSD price in Bangladesh, compare the current market price with the drive's PCIe Gen4 performance, 200 TBW endurance, M.2 2280 design, and 5-year limited warranty. Potaka IT provides PC components and storage solutions for users upgrading or building performance-oriented computers in Bangladesh.
Yes. The WD Black SN770 250GB uses a PCIe Gen4 x4 NVMe interface and delivers sequential read speeds of up to 4,000MB/s and sequential write speeds of up to 2,000MB/s.
Yes. Its PCIe Gen4 interface and high sequential performance make it well suited for gaming, particularly as a fast operating-system and game-storage drive.
The WD Black SN770 250GB uses the M.2 2280 form factor, measuring approximately 80mm x 22mm x 2.38mm.
The 250GB model provides sequential read speeds of up to 4,000MB/s and sequential write speeds of up to 2,000MB/s. Random performance is rated at up to 240K IOPS read and 470K IOPS write.
The 250GB WD Black SN770 is rated for up to 200 TBW, which represents its specified total bytes written endurance rating.
Yes. The SN770 is backward-compatible with PCIe Gen3. However, when installed in a Gen3 system, performance will be limited by the available PCIe bandwidth rather than the drive's full Gen4 capability.
Yes. The WD Black SN770 250GB comes with a 5-year limited warranty, subject to the manufacturer's applicable warranty terms and endurance limitations.
The latest price of Western Digital Black SN770 250GB M.2 PCIe NVMe SSD in Bangladesh is 7,600৳. You can buy the Western Digital Black SN770 250GB M.2 PCIe NVMe SSD at best price from our website or visit any of our showrooms.
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