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Rectangular 2.5 inch SATA SSD with black metal casing and silver label

Bestoss

Bestoss S205 256GB 2.5" SATA internal SSD

SKU CH-CR1P-2DCNR

A 2.5 inch SATA internal SSD with 256 GB capacity, 3D NAND and up to 550 MBps read plus 450 MBps write speeds

  • Total capacity256 GB
  • Sequential read speedUp to 550 MB/s
  • Sequential write speedUp to 450 MB/s
  • Interface typeSATA III
  • Form factor2.5 in (6.35 cm)
  • NAND flash type3D NAND

Capacity 256GB

  • Boots systems faster with up to 550 MBps read speed
  • Writes large files quickly at up to 450 MBps sequential write
  • Fits standard 2.5 inch drive bays in laptops and desktops
  • Stores OS, apps and media in 256 GB capacity
  • Uses 3D NAND memory for reliable solid-state storage

2.5-inch SATA SSD for Laptop and Desktop

The Bestoss S205 is a 256GB internal solid-state drive built for consumer laptops and desktops. It connects through the SATA interface and uses 3D NAND flash memory. The drive serves as a direct replacement for mechanical hard drives in compatible systems.

DRAM-less Design with Host Memory Buffer

This model operates without a dedicated DRAM cache and relies on Host Memory Buffer technology. The standard 2.5-inch form factor fits common drive bays in laptops and desktop PCs. A SATA data and power connection is all that is required for installation.

Sequential Speeds Up to 550 MBps Read

Rated sequential performance reaches 550 MBps for reads and 450 MBps for writes. The SATA III 6Gb/s link and 3D NAND construction deliver consistent throughput for boot, application loading and file transfers. Power draw and noise remain low with no moving parts.

How it compares

Measured against everything we stock in Internal NVMe & SATA SSDs, at today’s prices. Recalculated every night.

Price $29.99
Cheaper than about 95% of the 1,994 comparable items (median $180.49).
Total capacity 256 GB
Lower than about 80% of the 1,368 comparable items (median 1 TB).
Sequential read speed Up to 550 MB/s
Lower than about 70% of the 1,180 comparable items (median 2,400 MB/s).
Price per TB $117.15 per TB
Cheaper than about 75% of the 1,362 comparable items (median $165.50 per TB).

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Specifications

Product
Brand nameBestoss
Product lineS Series
Model nameS205
Total capacity256 GB
Product typeInternal Solid State Drive (SSD)
Intended useConsumer
Performance
Sequential read speedUp to 550 MB/s
Sequential write speedUp to 450 MB/s
Storage
NAND flash type3D NAND
Cache memoryNo DRAM (HMB)
Connectivity
Connection protocolSATA
Ports & slots
Interface typeSATA III
Size & build
Form factor2.5 in (6.35 cm)

Other versions of this model

4 more in the same range

Questions about this item

What speed does the SATA III interface cap the S205 at in practice?

The SATA III link limits sequential throughput to 550 MBps read and 450 MBps write.

What physical space does the 2.5" S205 need to fit?

It requires a standard 2.5 inch drive bay or SATA connector found in laptops, desktops, PS4 or Xbox.

How is the S205 installed and what step do people miss?

Connect the drive, then initialise, partition and format it in Windows Disk Management before it appears in File Explorer.

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