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| SPECIAL EDITION 120GB 7200RPM MODEL #WD1200JB 8MB CACHE BUFFER
WD Caviar (Special Edition) 7200 RPM Hard Drives with 8 MB internal cache memory deliver data to users faster than any desktop hard drive has before. Perfect for gamers, digital video editing and file server applications. Western Digital's WD Caviar 7200 RPM EIDE hard drives are the performance champions for advanced desktop personal computers. The latest drives achieve world-class areal densities and a wide range of drive capacities ideal for storing Internet downloads, music and video files. WD Caviar 7200 RPM drives offer Ultra ATA/100 and Ultra ATA/66 interfaces, low seek times and up to 100 MB/s data transfer rates, all of which add up to a fast data delivery system.
Rotational Speed 7,200 RPM (nominal)
Buffer Size 8 MB
Buffer To Disk 602.0 Mbits/s (Max)
Read Seek Time (Average) 8.9 ms
Write Seek Time (Average) 10.9 ms (average)
Track-To-Track Seek Time 2.0 ms (average)
Full Stroke Seek 21.0 ms (average)
Average Latency 4.2 ms (nominal)
Mode 5 Ultra ATA 100.0 MB/s
Mode 4 Ultra ATA 66.6 MB/s
Mode 2 Ultra ATA 33.3 MB/s
Mode 4 PIO 16.6 MB/s
Mode 2 multi-word DMA 16.6 MB/s
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