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Constellation™ Hard Drives

The Constellation drive offers the lowest power consumption of any enterprise drive on the market. Providing the maximum capacity in a compact 2.5-inch hard drive, it enables OEMs and system designers to provide an eco-friendly nearline server and storage solution for those space-constrained IT environments.

Model ST9500430SS 6-Gb/s SAS 500GB

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Best-fit Applications

  • High-density Nearline Storage
    • Internet Infrastructure, Backup & Restore, Medical Imaging, Nearline Storage, Disaster Recovery, Cheque Imaging, Video Editing
  • Blade Servers
    • Computation, Scientific Applications, Server Appliance, Web Content
  • Rack Servers
    • Graphics, Security, Firewalls, Email
  • Network Routers
  • Video Surveillance
  • 24x7 Availability
    • Kiosks, ATMs, Video Lottery Terminals, Video Servers, High Reliability Govt/Military
  • Workstations & Enthusiast PCs

 

Seagate Constellation enterprise hard drives offer the best combination of power savings, high capacity, high performance, rock-solid reliability and value for all enterprise storage application needs. Best suited for 24x7 business-critical multi-drive 2.5-inch server and storage system environments, Constellation enterprise drives feature a 3-Gb/s SATA or 6-Gb/s SAS interface and deliver best-in-class rotational vibration tolerance. Constellation hard drives offer maximum performance in high drive count storage systems. Perpendicular recording technology increases capacity and reliability by storing data vertically instead of horizontally for maximum data density on the hard drive.

Key Features and Benefits

  • Lowest operating power and enhanced power options with PowerChoice™ for even greater power savings during slow or idle periods
  • First 2.5", 15mm business-critical drive on the market designed for enterprise reliability, vibration performance and high data integrity. Fits in more server & storage slots!
  • Fastest Tier 2/Nearline HDD on the market (SAS @ 6-Gb/s speed). At a system level (with more drives) the performance will be more than twice that of a 3.5" HDD
  • The highest capacity 2.5" enterprise drive - 500 GB with both SAS and SATA interfaces (160-GB SATA also available for boot/entry server applications)
  • 6-Gb/s SAS 2.0 allows for easier integration, enhanced features and outstanding performance
  • Best performing nearline drive with best-in-class Rotational Vibration

Resources:

Constellation™ 7200 SAS 3-Gb/s 500-GB Hard Drive

ST9500430SS

Specifications
Model Number ST9500430SS
Interface 6-Gb/s SAS
Cache 16MB
Capacity 500 GB
Areal density (avg) 283 Gbits/inch2
Guaranteed Sectors 976,773,168
PHYSICAL
Height (max) 14.8 mm (0.583 inches)
Width (max) 70 mm (2.76 inches)
Length (max) 100.5 mm (3.957 inches)
Weight (typical) 227 grammes (0.50 pounds)
PERFORMANCE
Spindle Speed 7,200 rpm
Average latency 4.16 msec
Random read seek time 8.0 msec
Random write seek time 8.4 msec
RELIABILITY
MTBF 1,200,000 hours
Annual Failure Rate 0.73%
POWER
12V start max current 1.03 amps
5V start max current 0.97 amps