Description
ADATA Ultimate SU680 256GB 2.5″ SATA III SSD
AULT-SU680-256GR
The ADATA Ultimate SU680 256GB (AULT-SU680-256GR) is an affordable and reliable SSD designed to significantly improve the performance of desktops and laptops. Built with 3D NAND flash memory and a high-speed controller, the drive provides better efficiency and durability compared to older 2D NAND SSDs while maintaining excellent value for everyday computing upgrades.
Using the SATA III 6Gb/s interface, the SU680 delivers sequential read speeds of up to 520 MB/s and write speeds of up to 450 MB/s, dramatically improving boot times, application launches, and overall system responsiveness compared to traditional hard drives.
The drive incorporates intelligent SLC caching, allowing the NAND flash to temporarily operate in single-level-cell mode to accelerate data transfers and maintain smoother performance during heavy workloads or large file operations.
For long-term reliability, the SU680 integrates advanced LDPC ECC error correction, helping detect and fix data errors while improving durability and extending the lifespan of the SSD.
With its standard 2.5-inch SATA form factor, the SU680 is widely compatible with desktops, laptops, and external enclosures, making it an ideal upgrade option for systems that do not support NVMe drives.
Why It’s a Great Choice
Excellent Budget Upgrade
A cost-effective way to upgrade older desktops and laptops, providing a huge speed improvement over traditional hard drives.
Fast SATA Performance
With speeds up to 520 MB/s, the SU680 delivers much faster boot times and application launches compared to mechanical drives.
Reliable 3D NAND Technology
3D NAND improves durability and efficiency while maintaining excellent cost-performance for everyday computing.
Improved System Responsiveness
SLC caching and a high-speed controller help maintain smooth performance when loading applications or transferring files.
Durable & Shock-Resistant Design
With no moving parts, SSDs are far more resistant to vibration and shock than traditional HDDs.
Wide Compatibility
The standard 2.5″ SATA format works with most desktops, laptops, and external drive enclosures.
Specifications:
| Specification | Details |
|---|---|
| Brand | ADATA |
| Product Series | Ultimate SU680 |
| Model Code | AULT-SU680-256GR |
| Capacity | 256GB |
| Form Factor | 2.5″ |
| Interface | SATA III 6Gb/s |
| Flash Memory | 3D NAND |
| Sequential Read Speed | Up to 520 MB/s |
| Sequential Write Speed | Up to 450 MB/s |
| Random Read Performance | Up to 40,000 IOPS |
| Random Write Performance | Up to 75,000 IOPS |
| Cache | SLC Caching |
| Endurance Rating | Up to ~560 TBW |
| MTBF | Up to 1,500,000 Hours |
| Operating Temperature | 0°C – 70°C |
| Storage Temperature | -40°C – 85°C |
| Shock Resistance | 1500G / 0.5ms |
| Features | TRIM, SMART, NCQ, Wear-Levelling |
| Compatibility | Desktop PCs & Laptops |
| Software | ADATA SSD Toolbox & Migration Utility |
| Dimensions | 100.45 × 69.85 × 7 mm |
| Weight | ~47.5 g |
| Warranty | 3 Year Limited Warranty |


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