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

Silicon Power

Silicon Power Ace A55 1TB 2.5" SATA III internal SSD

SKU CH-MG77-RP33R

A 2.5 inch SATA III internal SSD with 1TB capacity, 3D NAND flash, SLC cache technology, up to 500 MBps read and 450 MBps write speeds, 7mm slim design, TRIM, Garbage Collection, RAID and ECC support

  • Device TypeInternal Solid State Drive (SSD)
  • Used ForConsumer
  • Form Factor2.5"
  • Capacity1TB
  • InterfaceSATA III
  • ProtocolSATA

Options 1TB

Struck-through versions exist but are not stocked here.

  • SATA III interface delivers up to 500 MBps sequential read speed
  • 3D NAND flash provides higher reliability and better power efficiency
  • SLC Cache technology boosts peak write performance and extends drive lifespan
  • 5 inch 7mm form factor fits ultrabooks and standard laptops
  • 1500G shock resistance protects data against drops and vibration

Ace A55 1TB SATA III internal SSD

The Silicon Power Ace A55 is a 1TB 2.5 inch SATA III solid-state drive built for consumer laptops and desktops. It uses 3D NAND flash and an SLC cache to deliver faster boot times and responsive application loading in everyday workloads.

Thermals, noise and power draw

With no moving parts the drive runs silently and produces minimal heat during normal operation. Active power consumption is rated at 0 watts, helping extend battery life in ultra-slim notebooks that use the 7mm form factor.

Bundled software and accessories

The package contains only the drive itself; no cables, brackets or cloning utilities are included. A free downloadable utility called SP Toolbox lets you monitor drive health, run performance checks and keep firmware up to date.

Highlights

  • SATA III interface delivers up to 500 MBps sequential read speed
  • 3D NAND flash provides higher reliability and better power efficiency
  • SLC Cache technology boosts peak write performance and extends drive lifespan
  • 5 inch 7mm form factor fits ultrabooks and standard laptops
  • 1500G shock resistance protects data against drops and vibration

Specifications

BrandSilicon Power
SeriesAce A55
ModelSU001TBSS3A55S25SN
Device TypeInternal Solid State Drive (SSD)
Used ForConsumer
Form Factor2.5"
Capacity1TB
InterfaceSATA III
ProtocolSATA
Max Sequential ReadUp to 500 MBps
Max Sequential WriteUp to 450 MBps
MTBF1,500,000 hours
Power Consumption (Active)0
Max Shock Resistance1500G
Max Vibration Resistance20G
Height3.94 in x 2.75 in x 0.28 in
Width3.94 in x 2.75 in x 0.28 in
Depth3.94 in x 2.75 in x 0.28 in
Weight50g
Package Content1 x Silicon Power Ace A55 Solid State Drive

Other versions of this model

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Questions about this item

Will this 2.5 inch drive fit my laptop that takes a 7 mm drive?

Yes, the drive is 7 mm thick (0.28 in) which matches the standard 2.5 inch 7 mm bay used in most laptops and ultrabooks.

What speeds can I expect for booting and loading large files?

Sequential read reaches up to 500 MBps and write up to 450 MBps, giving fast boot times and quick application loading over the SATA III interface.

Does the drive include any software to check its health or manage performance?

The manufacturer provides a free download called SP Toolbox that lets you monitor drive health, run performance checks and keep firmware up to date.

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