The Seagate Momentus 7200.4 drive delivers the highest available capacity on a laptop hard drive while satisfying today’s need for performance. System builders can count on extending the life of their 7200-RPM laptops by eliminating the need to replace or upgrade due to performance issues. All this without sacrificing battery life, because these new 7200-RPM drives draw only slightly more power than a 5400-RPM laptop drive.
Features:
- Highest available notebook performance increases productivity in all environments.
- 500GB capacity
- Native Command Queuing (NCQ) with command ordering
- Green features:
o Leverages Seagate laptop power management technology, delivering the lowest-power 7200-RPM laptop hard drive yet
o Utilizes ramp load features that remove the head from the disk during idle periods, improving idle power consumption and adding to the durability of the drive
- State-of-the-art cache and on-the-fly error-correction algorithms
- Fluid dynamic bearing motor for quiet operation
- Support for S.M.A.R.T. drive monitoring and reporting
- Support for Read Multiple and Write Multiple commands
Specifications:
- Model Number ST9500420AS
- Interface SATA 3.0Gb/s
- Cache 16 MBytes
- Capacity 500 GB
- Areal density (avg) 394 Gbits/inch2
- Guaranteed Sectors 976,773,168
- Height (max) 9.5 mm (0.374 inches)
- Width (max) 69.85 mm (2.75 inches)
- Length (max) 100.35 mm (3.951 inches)
- Weight (typical) 110 grams (0.238 pounds)
- Spindle Speed 7,200 rpm
- Average latency 4.17 msec
- Random read seek time 11.0 msec
- Random write seek time 13.0 msec
- Annual Failure Rate 0.5
- 5V start max current 1.0 amps
