Seagate 6451, 6450 manual Capacity, Performance, Energy-efficiency

2 Medalist Pro 6450/6451 Product Manual, Rev. B

The ATA commands with specific applications for these drives and the Seagate-unique commands the drives use are discussed in Section 3.0 on page 25. A complete list of the commands the drives support are found in the table on page 27.

The following is a summary of the drives’ features:

Capacity

∙6.4 Gbytes formatted

∙LBA translation support

∙Available software driver that surpasses the 528-Mbyte barrier and 4,096 cylinder barrier limited by some system BIOSs

∙Available software driver that provides expanded 32-bit disk access support for Windows 3.x

Performance

∙Fast ATA -2 (ST36450A) —burst transfer rates up to 16.6-Mbytes-per- second

∙Ultra ATA (ST36451A)—burst transfer rates up to 13.3-Mbytes-per- second

∙Supports DMA mode 2, PIO mode 4 and multiple block read/write.

∙512-Kbyte segmented buffer

∙12-msec average read seek time

∙13.5-msec average write seek time

∙Data streaming

Energy-efficiency

∙Active, Idle and Standby power-management modes

∙2 watt typical power dissipation rating in Standby mode