Product Specifications (pdf)
Page 2
WD Raptor X SATA Hard Drives Physical Specifications Formatted capacity1 User sectors per drive WD model number 150 GB 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 2.99 ms Buffer 16 MB Cache Read Adaptive Write Yes Data transfer rate (buffer to host) 1.5 Gb/s (maximum) 3 Drive ready time 7.0 sec (average), 10 sec (maximum) Error rate (non-recoverable)
WD Raptor X SATA Hard Drives Physical Specifications Formatted capacity1 User sectors per drive WD model number 150 GB 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 2.99 ms Buffer 16 MB Cache Read Adaptive Write Yes Data transfer rate (buffer to host) 1.5 Gb/s (maximum) 3 Drive ready time 7.0 sec (average), 10 sec (maximum) Error rate (non-recoverable)