Specification * Mfr Part Number: WD1200SB * Rotational Speed: 7,200 RPM (nominal) * Buffer Size: 8 MB * Average Latency: 4.20 ms (nominal) * Contact Start/Stop Cycles: 0 minimum * Seek Times (Average): * 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) * Transfer Rates: * Buffer To Disk 748 Mbits/s (Max) * Buffer To Disk 61 MB/s (Sustained) * Buffer to Host (EIDE): * 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 * Formatted Capacity: 120,034 MB * Capacity: 120 GB * Actuator Type: Rotary Voice Coil * Number of Platters: 2 * Bytes Per Sector: 512 * User Sectors Per Drive: 234,441,648 * Servo Type: Embedded