We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
A 2.5 inch 512GB SATA internal SSD with a 7mm slim black metal casing

Silicon Power

Silicon Power Ace A55 2.5" 512GB SATA Internal SSD SU512GBSS3A55S25NE

SKU CH-V15D-RJCTR MPN SU512GBSS3A55S25NE

A 2.5 inch 512 GB SATA solid-state drive with 3D NAND flash, sequential speeds up to 560 MB/s read and 530 MB/s write, 7 mm height and SLC caching for faster boot and longer life

  • Device TypeInternal Solid State Drive (SSD)
  • Used ForConsumer
  • Form Factor2.5"
  • Capacity512GB
  • Memory Components3D NAND
  • InterfaceSATA III

Options 512GB

  • 4TB
  • 2TB
  • 1TB
  • 512GB
  • 256GB
  • 128GB

Struck-through versions exist but are not stocked here.

  • Faster boot and app loading with up to 560 MB/s read speed
  • Sustained write performance up to 530 MB/s via SLC Cache Technology
  • 3D NAND flash delivers higher endurance and reliability than planar NAND
  • 00 mm slim profile fits ultrabooks and standard 2.5" bays
  • Built-in ECC, TRIM and Garbage Collection protect data integrity over time

512 GB SATA SSD for everyday PCs

The Silicon Power Ace A55 is a 2.5 inch internal solid state drive built for consumer desktops and laptops. It uses 3D NAND flash and a SATA III interface to replace a mechanical hard drive with faster boot times and snappier application launches.

SATA III interface limits

The drive connects through the SATA III 6 Gbps interface, which caps real world throughput at the bus maximum. Sequential reads reach up to 560 MBps and writes up to 530 MBps, so the controller saturates the link before the flash becomes the bottleneck.

512 GB capacity with SLC cache headroom

At 512 GB the drive holds an operating system, core applications and a working set of files with room to spare. The on board SLC cache absorbs burst writes for everyday workloads, while sustained heavy writes will fall back to native 3D NAND speeds once the cache fills.

Highlights

  • Faster boot and app loading with up to 560 MB/s read speed
  • Sustained write performance up to 530 MB/s via SLC Cache Technology
  • 3D NAND flash delivers higher endurance and reliability than planar NAND
  • 00 mm slim profile fits ultrabooks and standard 2.5" bays
  • Built-in ECC, TRIM and Garbage Collection protect data integrity over time

Specifications

BrandSilicon Power
SeriesAce A55
ModelSU512GBSS3A55S25NE
Device TypeInternal Solid State Drive (SSD)
Used ForConsumer
Form Factor2.5"
Capacity512GB
Memory Components3D NAND
InterfaceSATA III
ProtocolSATA
Max Sequential ReadUp to 560 MBps
Max Sequential WriteUp to 530 MBps
Features3D NAND flash are applied to deliver high transfer speeds up to R/W 560/530 MB/s.
Remarkable transfer speeds that enable faster bootup and improved overall system performance. The advanced SLC Cache Technology allows performance boost and longer lifespan.
7mm slim design suitable for Ultrabooks and Ultra-slim notebooks.
Supports TRIM command, Garbage Collection technology, RAID, and ECC (Error Checking & Correction) to provide the optimized performance and enhanced reliability.
Height7.00mm
Shipping weight0.08 kg
Package size160 × 126 × 11 mm

Questions about this item

Should I choose the 128GB, 256GB or 512GB version of this drive?

The 512GB model gives the most room for operating system, applications and media. The 256GB and 128GB versions cost less but leave less free space for updates and caches.

What does the 560 MBps sequential read figure mean once the drive is installed?

It is the peak transfer rate the controller can reach on large, continuous files. Everyday tasks such as booting Windows or launching apps will feel faster, but sustained speeds depend on the system and file sizes.

The drive uses SATA III — what does that cap in practice?

SATA III limits the interface to 6 Gbps, so real-world throughput tops out around the rated 560 MBps read and 530 MBps write. The drive cannot exceed that ceiling regardless of the NAND technology inside.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.