• 2.5-inch diameter, 7-mm height
• No-ID recording format
• Intergrated controller
• Multi zone recording
• Segmented buffer with write cache
• Rotary voice coil motor actuator
• Enhanced ECC
• Load/unload mechanism

The ThinkPad 320GB 7200rpm SATA 3.0 Gb/s7 mm 4k Hard Drive option provides a robust thin design enabling a seamless upgrade from the primary hard drive of supported ThinkPad laptops. This option provides good storage size, advanced format, SATA data transfer capabilities, and 7200rpm disk speeds providing almost desktop like performance. The Advance Format or 4k sector emulates the 512 sector drives while delivering higher capacity points along with improved error correction capabilities.