User manual WESTERN DIGITAL RAPTOR X DATASHEET

[. . . ] WD Raptor X ® Desktop Hard Drives SATA Hard Drives Crystal-clear Lens Killer Speed Unsurpassed Reliability Interface SATA 1. 5 Gb/s From the secret performance labs at WD comes the revolutionary WD Raptor X SATA hard drive, the first ever drive with a view. [. . . ] Crystalline polycarbonate lens ­ provides clarity, structural integrity, electrostatic discharge (ESD) protection, durability, and chemical neutrality necessary for the highest performance and reliability. Native Command Queuing (NCQ) ­ increases data transfer in high-performance multi-processor, multi-threaded environments. Rotary Acceleration Feed Forward (RAFFTM) ­ optimizes operation and performance when drives are used in vibration-prone, multi-drive systems. 5-year limited warranty ­ nothing has been compromised in quality and reliability to manufacture these unique hard drives. WD is proud to back them with our enterprise-class 5-year limited warranty. Model Numbers WD1500AHFD The WD Promise NO ONE ES MORE T DO SA FEG UAR D YO WD understands the importance of the information you save to your hard drive and we are committed to protecting that data with exceptionally reliable products, advanced data protection technology, and superior customer support. No one does more to safeguard your data than WD. Note: Not all products may be available in all regions of the world. UR D ATA O Desktop Hard Drives WD Raptor X SATA Hard Drives Physical Specifications 150 GB Formatted capacity1 User sectors per drive WD model number 150, 039 MB 293, 046, 768 WD1500AHFD SATA latching connector Bytes per sector (STD) Form factor Interface RoHS compliant2 Yes 512 3. 5-inch SATA 1. 5 Gb/s Yes Performance Specifications Average latency Buffer Cache Read Write Data transfer rate (buffer to host) Drive ready time Error rate (non-recoverable) LBA support Rotational speed Seek time Read Write Track-to-track seek time Read Write Start/stop cycles Limited warranty4 2. 99 ms 16 MB Adaptive Yes 1. 5 Gb/s (maximum) 3 7. 0 sec (average), 10 sec (maximum) <1 in 1015 bits read Yes 10, 000 RPM 4. 6 ms (average) 5. 2 ms (average) 0. 3 ms (average), 0. 6 (maximum) 0. 4 ms (average), 0. 75 (maximum) 20, 000 minimum 5-year For service and literature: support. wdc. com www. westerndigital. com 800. ASK. 4WDC 949. 672. 7199 +800. 6008. 6008 +31. 20. 4467651 North America Spanish Asia Pacific EMEA 1 One gigabyte (GB) = one billion bytes. WD products manufactured and sold worldwide after August 1, 2005, meet or exceed Restriction of Hazardous Substances (RoHS) compliance requirements as mandated by the European Union for electrical and electronic products. The RoHS Directive 2002/95/EC of the European Parliament, which is effective in the EU beginning July 1, 2006, aims to protect human health and the environment by restricting the use of certain hazardous substances in new equipment, and consists of restrictions on lead, mercury, cadmium, and other substances. [. . . ] Western Digital 20511 Lake Forest Drive Lake Forest, California 92630 U. S. A. [. . . ]