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Bestoss S205 128GB 2.5 inch SATA SSD in black metal casing

Bestoss

Bestoss S205 S Series 128GB 2.5" SATA internal SSD

SKU CH-4KS5-ZQ31S

A 128 GB 2.5 inch SATA internal SSD with 3D NAND, reaching 550 MBps read and 450 MBps write speeds for faster boot and file access

  • Total capacity128 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 128GB

  • Boots up to 50% faster than HDDs with 550 MB/s reads
  • 128 GB capacity stores OS, apps and media on 2.5 inch form factor
  • 3D NAND technology delivers 450 MB/s writes for quicker file saves
  • DRAM-less design with HMB keeps latency low for everyday workloads
  • SATA III interface fits laptops, desktops and consoles without extra tools

Bestoss S205 128GB SATA SSD

The Bestoss S205 S Series is a 2.5-inch internal solid-state drive offering 128GB of storage. It connects via the SATA III interface and uses 3D NAND flash memory. This drive is designed to replace mechanical hard drives in laptops and desktop computers for faster system responsiveness.

Thermals noise and power

As a solid-state drive with no moving parts, the S205 operates silently during typical workloads. Power consumption remains low compared to traditional hard drives, reducing heat output inside the chassis. The drive uses Host Memory Buffer technology instead of a dedicated DRAM cache to maintain efficiency.

Accessories and software impact

The retail package includes the 2.5-inch SATA SSD and a basic installation guide for first-time setup. Windows Disk Management must be used to initialise, partition and format the drive before it appears in File Explorer. No additional cloning software or mounting hardware is bundled with this model.

How it compares

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

Price $22.99
Cheaper than about 96% of the 1,994 comparable items (median $180.49).
Total capacity 128 GB
Lower than about 95% 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 $179.61 per TB
Pricier than about 54% 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 capacity128 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)

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