Toshiba
Toshiba MK8046GSX 80GB 5400 RPM 8MB SATA 3.0Gb/s 2.5" laptop hard drive
80 GB laptop hard drive with 5400 RPM and 8 MB cache for basic storage upgrades
- PackagingBare Drive
- InterfaceSATA 3.0Gb/s
- Capacity80GB
- Cache8MB
- Average Seek Time12ms
- RPM5400 RPM
- 80 GB capacity stores everyday files
- 5400 RPM spindle delivers quiet operation
- 8 MB cache speeds up frequent reads
- SATA 3.0 Gb/s interface fits legacy laptops
- 300 000 hour MTTF rating indicates long service life
Capacity and fit
The Toshiba MK8046GSX is an 80GB 2.5-inch laptop hard drive built for machines that need a direct SATA 3.0Gb/s replacement. Its 9.5mm height matches the standard drive bay in most notebooks and compatible enclosures. The bare-drive packaging means it arrives without cables or brackets, so the installer must reuse existing hardware. It suits legacy systems or light storage tasks where a mechanical drive is still specified.
Thermals noise and power
Spinning at 5400 RPM, the drive runs cooler and quieter than faster mechanical alternatives during typical read and write activity. The 8MB cache helps smooth small bursts without demanding extra power from the laptop bus. Average seek time is 12ms, reflecting the rotational speed and head-actuator design. The 300,000-hour MTTF rating indicates the expected reliability profile under normal operating temperatures.
Build integration
The SATA 3.0Gb/s interface plugs straight into any laptop or caddy that accepts a 2.5-inch 9.5mm SATA drive, freeing the builder from adapter boards or protocol converters. Physical dimensions of 100mm length and 69mm width fit the standard drive cage without modification. Because capacity is 80GB, the drive leaves no room for large media libraries or modern operating-system images, so it is not suited to users who need more storage.
Highlights
- 80 GB capacity stores everyday files
- 5400 RPM spindle delivers quiet operation
- 8 MB cache speeds up frequent reads
- SATA 3.0 Gb/s interface fits legacy laptops
- 300 000 hour MTTF rating indicates long service life
Specifications
| Brand | TOSHIBA |
|---|---|
| Model | MK8046GSX |
| Packaging | Bare Drive |
| Interface | SATA 3.0Gb/s |
| Capacity | 80GB |
| Cache | 8MB |
| Average Seek Time | 12ms |
| RPM | 5400 RPM |
| Features | 9.5mm High 300,000 MTTF Hours |
| Form Factor | 2.5" |
| Height (maximum) | 9.5mm |
| Width (maximum) | 69mm |
| Length (maximum) | 100mm |
| Option | 30 days warranty used |
| Shipping weight | 0.45 kg |
| Package size | 152 × 102 × 51 mm |
Questions about this item
How do I install the 2.5" 9.5mm SATA drive in my laptop, and what step is often missed?
Slide the drive into the 2.5" bay, align the SATA 3.0Gb/s connector, secure it with the caddy screws, then initialise the 80GB volume in Disk Management — the step most people skip.
What maintenance or replacement will the MK8046GSX need later?
No routine maintenance is required; the 300000-hour MTTF rating indicates when replacement becomes likely under normal use.
What limit appears first during sustained transfers on this 5400 RPM drive?
The 5400 RPM spindle speed caps sustained throughput well below the SATA 3.0Gb/s interface maximum.
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