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Silver 2.5 inch rectangular SSD with label on top

Silicon Power

Silicon Power Ace A55 256GB 2.5" internal SSD

SKU CH-XB0Q-SA9F5

A 2.5-inch SATA internal SSD with 256GB capacity, 3D NAND memory, up to 460 MBps read and 450 MBps write speeds, plus SLC cache for improved performance and endurance

  • Device TypeInternal Solid State Drive (SSD)
  • Form Factor2.5-inch
  • Capacity256GB
  • Memory Components3D NAND
  • InterfaceSATA III
  • ProtocolSATA

Options 256GB

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  • Faster boot and app loading with up to 460 MB/s read speed
  • Sustained write performance up to 450 MB/s via SLC cache technology
  • 3D NAND flash delivers higher endurance and better power efficiency
  • 5-inch 7mm form factor fits ultrabooks and standard laptops
  • 5 million hour MTBF plus 1500G shock resistance for reliability

Silicon Power Ace A55 256GB SATA SSD

The Silicon Power Ace A55 is a 256GB internal solid state drive built for laptops and desktops with a 2.5-inch SATA bay. It uses 3D NAND flash to replace a mechanical hard drive, delivering faster boot times and snappier application launches for everyday computing.

Sustained write behaviour with SLC cache

The drive employs SLC cache technology to absorb incoming writes at higher speeds before folding data into the main 3D NAND array. This approach reduces write amplification during prolonged workloads, helping the drive maintain consistent throughput and extending its usable lifespan.

Thermals, noise and power draw

With no moving parts, the Ace A55 runs silently and produces minimal heat inside a laptop chassis. The 3D NAND architecture improves power efficiency over older 2D NAND designs, reducing the load on the system battery and allowing longer unplugged sessions without active cooling.

特長

  • Faster boot and app loading with up to 460 MB/s read speed
  • Sustained write performance up to 450 MB/s via SLC cache technology
  • 3D NAND flash delivers higher endurance and better power efficiency
  • 5-inch 7mm form factor fits ultrabooks and standard laptops
  • 5 million hour MTBF plus 1500G shock resistance for reliability

仕様

BrandSilicon Power
SeriesAce A55
ModelSU256GBSS3A55S25AH
Part NumberSU256GBSS3A55S25AH
Device TypeInternal Solid State Drive (SSD)
Form Factor2.5-inch
Capacity256GB
Memory Components3D NAND
InterfaceSATA III
ProtocolSATA
Max Sequential ReadUp to 460 MBps
Max Sequential WriteUp to 450 MBps
MTBF1,500,000 hours
Max Shock Resistance1500G
Max Vibration Resistance20G
Package Content1 x Silicon Power Ace A55 Solid State Drive

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この商品に関する質問

Does the 2.5-inch drive stay cool and quiet when running all day?

With no moving parts and a SATA interface limited to 460 MBps read and 450 MBps write, the Ace A55 produces minimal heat and runs silently during continuous operation.

What cable or bracket do I need to install this 2.5-inch SATA SSD?

A standard SATA data cable and a SATA power connector from the power supply are required; the 7 mm height fits most drive bays without an extra bracket.

Will this SATA SSD work alongside my older mechanical hard drive?

Yes, the drive uses the same SATA III interface as legacy hard drives so both can run on the same controller without conflicts.

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