Seagate is now preparing the issue with the hybrid HDD Momentus XT to come to the fore again: this time not with the proviso that they would be the OS manufacturer for the efficient control and use of trust, but but come inside the HDD novel algorithms suitable combination of flash and magnetic storage is used. Since the initial announcement of time may have passed, The XT is available in the Momentus 2.5''form factor and kept bringing in the current version has a capacity of 500 GB on two platters with it. The rotational speed is 7200 revolutions per minute and is clearly designed for performance.

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The cache is estimated at 32 MB and is also dimensioned for the mobile sector unusually high. In addition are located inside or 4 GB of flash memory (SLC) chips that will provide the actual performance advantage of the drive. The interface is for SATA 3 Gb / s specified. In addition to the model presented here, with 500 GB drives with 320 and 250 more in the portfolio are provided by Seagate. In order to combine the best of both worlds memory, Seagate is a technique called "Adaptive Memory" field. This will dynamically during operation to ensure that data is often frequented automatically land on the flash memory, while large or infrequently used data fragments are rather stored on the magnetic disks. The user therefore has only an indirect influence on the location of its files.