Jump to content

The Seagate® Cheetah 15K.5 hard drive is the first to break the 100-MB/s sustained transfer rate barrier. These drives lead the industry in reliability, performance and value by delivering higher throughput with fewer drives than conventional 10K-RPM solutions. The Cheetah 15K.5 enterprise hard drive sets a new standard for storage cost effectiveness with an unprecedented blend of storage performance, capacity and reliability.


 

Applications

  • Workstations
  • Midrange and high-end servers
  • Direct attached (JBOD/RAID) storage
  • Storage area networks (SAN)
  • Network attached storage (NAS)
  • High-performance computing (scientific/technical data)
  • Data streaming, mining, visualization and analysis
  • Online transaction processing (OLTP)
  • Collaboration (groupware, email, e-learning, messaging)

Key Features and Benefits

  • 16-MB cache
  • Perpendicular recording technology for maximum capacity
  • Up to 125-MB/s sustained transfer rate
  • 30 percent more IOPS than 10K 3.5-inch drives
  • Reduced RAID rebuild times
  • Highest reliability rating in the industry
  • Lower total cost of ownership (TCO)
  • 5-year warranty

Resources:

Cheetah® 15K.5 Ultra320 SCSI 146-GB Hard Drive

ST3146855LC

Specifications
Model Number ST3146855LC
Interface Ultra320 SCSI
Cache 16MB
Capacity 146.8 GB
Guaranteed Sectors 286,749,488
PHYSICAL
Height (max) 26.11 mm (1.028 inches)
Width (max) 101.85 mm (4.010 inches)
Length (max) 146.99 mm (5.787 inches)
Weight (typical) 839 grams (1.85 pounds)
PERFORMANCE
Spindle Speed 15,000 rpm
Average latency 2.0 msec
Random read seek time 3.50 msec
Random write seek time 4.0 msec
RELIABILITY
Annual Failure Rate 0.62%

Useful Links:

Find installation, troubleshooting and other support information for the Cheetah 15K.5 Enterprise Hard Drive.