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Green circuit board with gold edge connector and black controller chip, M.2 2280 form factor

Bestoss

Bestoss GM228 256GB M.2 2280 NVMe internal SSD

SKU CH-8RA1-BDPS9

256 GB PCIe 3.0 x4 NVMe M.2 2280 internal SSD with up to 2200 MB/s reads and 1500 MB/s writes

  • Device TypeInternal Solid State Drive (SSD)
  • Used ForConsumer
  • Form FactorM.2 2280
  • Capacity256GB
  • Memory Components3D NAND
  • InterfacePCI-Express 3.0 x4

Capacity 256GB

  • Sequential reads up to 2200 MB/s for fast boot and app loading
  • Sequential writes up to 1500 MB/s for quick file saves and installs
  • PCIe 3.0 x4 NVMe interface fits most laptops and desktops
  • 3D NAND with dynamic SLC cache boosts write endurance
  • 88-hour endurance test validates long-term reliability

Bestoss GM228 256GB NVMe SSD

The Bestoss GM228 is a 256GB internal solid state drive built on the M.2 2280 form factor. It uses a PCIe 3.0 x4 interface with the NVMe protocol and 3D NAND flash memory. The drive operates without a dedicated DRAM cache, relying instead on Host Memory Buffer technology. It suits everyday computing tasks such as operating system boot, application loading and general file storage for desktops, laptops and compatible NAS units.

Installation experience and common issues

The drive fits any standard M.2 2280 slot that supports PCIe 3.0 or 4.0. A screwdriver and mounting screw are included in the package. First-time users must initialise, partition and format the volume in Windows Disk Management before the drive appears in File Explorer. The most frequent issue is skipping this initialisation step, which leaves the drive invisible to the operating system.

Capacity, speed and practical headroom

Rated sequential speeds reach up to 2200 MBps read and 1500 MBps write over PCIe 3.0 x4. Dynamic SLC cache absorbs burst writes, while 3D TLC NAND provides better endurance than QLC alternatives. The 256GB capacity formats to roughly 953.7 GB per terabyte of labelled space due to decimal versus binary calculation. An 88-hour endurance test validates sustained operation under load.

Highlights

  • Sequential reads up to 2200 MB/s for fast boot and app loading
  • Sequential writes up to 1500 MB/s for quick file saves and installs
  • PCIe 3.0 x4 NVMe interface fits most laptops and desktops
  • 3D NAND with dynamic SLC cache boosts write endurance
  • 88-hour endurance test validates long-term reliability

Specifications

BrandBestoss
SeriesGM Series
ModelGM228
Device TypeInternal Solid State Drive (SSD)
Used ForConsumer
Form FactorM.2 2280
Capacity256GB
Memory Components3D NAND
InterfacePCI-Express 3.0 x4
ProtocolNVMe
CacheNo DRAM (HMB)
Max Sequential ReadUp to 2200 MBps
Max Sequential WriteUp to 1500 MBps

Other versions of this model

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Questions about this item

Will this 256 GB M.2 2280 NVMe drive fit in my laptop or desktop motherboard slot?

Yes, it uses the standard M.2 2280 form factor and a PCIe 3.0 x4 NVMe interface, so it fits most current laptop and desktop M.2 slots that support NVMe.

Does the drive need a DRAM cache to reach the quoted 2200 MB/s read and 1500 MB/s write speeds?

No, this model uses HMB (Host Memory Buffer) plus dynamic SLC caching instead of a dedicated DRAM chip, and the sequential speeds are rated up to 2200 MB/s read and 1500 MB/s write over PCIe 3.0 x4.

What should I do if the SSD does not appear in File Explorer after I install it?

Open Windows Disk Management, initialise the disk, create a new partition and format it; the drive will then show up in File Explorer ready for use.

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