Seagate ST9500423AS SATA Hard Disk Drive
Capacity: 500GB
Spindle Speed: 7,200RPM
Interface Type: SATA
Disk Size: 2.5″x9mm (Fits in ALL laptops)
Sustained Throughput (MBps):
Average Seek Time (read/write ms): 11/13
Electrical Interface Speed: SATA 300 – 3.0Gbps
On-Board Cache: 16MB
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Key Advantages • Highest available notebook performance increases productivity in all ENVIRONMENTS • SATA 3Gb/s interface with Native Command Queuing (NCQ) and command ordering • 16-MB cache on every capacity • Green features: – LEVERAGES – Utilizes ramp load features which remove the head from the disk during idle periods, improving idle power consumption and adding to the durability of the drive • Optional G-Force Protection feature adds another layer of robustness for road warriors. • QuietStep™ technology enables ultra-quiet load/unload acoustics • State-of-the-art cache and on-the-fly error-correction algorithms • Fluid dynamic bearing motor for quiet operation • Support for S.M.A.R.T. drive monitoring and reporting Best-Fit Applications • High-performance and mainstream laptop PCs • Small form factor PCs • Workstations • Non-mission-critical blade servers and INDUSTRIAL |
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| Drive | ST9500423AS |
| Formatted GB | 500 |
Guaranteed SECTORS![]() |
976,773,168 |
Bytes per SECTOR (logical/physical) |
512/4K |
| Physical read/write heads | 4/3 |
| Discs | 2 |
| Cache (MB) | 16 |
| Spndle Speed (RPM) | 7200 |
| Average Latency (ms) | 4.2 |
| Height | 9.5mm (0.370 in) |
| Width | 69.85mm (2.75in) |
| Length |
100.35mm (3.951in) |
| Weight | 115g (.254 lb) |
| Track-to-Track seek time (ms) | 1.5 |
| Average seek, read (ms) | 11.0 |
| Average seek, write (ms) | 13 |
| Ambient temperature |
0°C to 60 °C (operating) -40°C to 70°C (nonoperating) |
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