WD S25 10K RPM 2.5-inch SAS Hard Drives Launched - HotHardware
WD S25 10K RPM 2.5-inch SAS Hard Drives Launched

WD S25 10K RPM 2.5-inch SAS Hard Drives Launched


WD® ENTERS TRADITIONAL ENTERPRISE HDD MARKET WITH FIRST SAS PRODUCT

WD S25 SAS Hard Drives Provide High-Reliability and Performance for Mission-critical Server and Storage Applications

LAKE FOREST, Calif. — November 3, 2009 — WD® (NYSE: WDC), known for its hard disk drive leadership in the desktop, mobile and consumer marketplaces, today announced its entry into the traditional enterprise market segment with volume production shipments of its first 10,000 RPM, 2.5-inch, small form factor, SAS interface hard drives. The WD S25 provides up to 300 GB of high-performance storage suitable for both mission-critical enterprise server and enterprise storage applications, such as high-I/O-driven applications and configurations, as well as data centers and large data arrays.  “Our entry into the traditional-enterprise market continues the strategic expansion and diversification of WD’s broad market and product portfolio, and significantly increases our addressable revenue opportunity,” said John Coyne, president and CEO of WD. “As with our previous market expansion and diversification efforts, WD will approach the traditional enterprise space with the same focus on quality, customer service, technology and value that has earned us strong positions in every market we serve.”

The WD S25 delivers ultra-high performance with its 3 Gb/s and 6 Gb/s SAS interfaces and a sustained sequential data rate of 128 MB/sec. In addition to all the speed required to service any enterprise need, the WD S25 also provides a 1.6 M hour MTBF rating.

Performance Specifications  
Rotational Speed 10,000 RPM (nominal)
Buffer Size 16 MB
Average Latency 3.00 ms (nominal)
Seek Times
Read Seek Time 3.6 ms (average)
Write Seek Time 4.2 ms (average)
Track-To-Track Seek Time 0.7 ms (average)
Transfer Rates
Transfer Rate (Buffer To Disk) 128 MB/s (Sustained)
Physical Specifications  
Capacity 300 GB
Interface SAS 6 Gb/s
Form Factor 2.5-inch Drive
User Sectors Per Drive 586,072,368

The WD S25 is now available to select OEMs and shipments have begun to the two largest OEMs in the industry. “We are thrilled to launch a mission-critical-class hard drive to these high-end OEM customers,” said Tom McDorman, vice president and general manager of WD’s enterprise storage solutions business unit. “This new family of SAS products adds to our existing large capacity SATA near-line enterprise product portfolio. This first product is the foundation upon which we will expand into the previously untapped traditional enterprise market.”

More information about WD S25 enterprise SAS hard drives may be found on the company's Web site at http://www.wdc.com/en/products/Products.asp?DriveID=677

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