Toshiba
Toshiba MHZ2120BH 120GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" laptop hard drive
120 GB 2.5" SATA laptop drive spins at 5400 RPM with 8 MB cache for reliable storage
- PackagingRetail
- InterfaceSATA 3.0Gb/s
- Capacity120GB
- Cache8MB
- Average Seek Time12ms
- Average Write Time14ms
- 120 GB capacity stores more files
- 5400 RPM spindle delivers steady throughput
- 8 MB cache smooths read bursts
- SATA 3.0 Gb/s interface fits standard notebook bays
- 5 inch form factor matches laptop drive cages
120 GB SATA laptop drive
The Toshiba MHZ2120BH is a 2.5 inch internal hard drive with 120 GB capacity and a SATA 3.0Gb/s interface. It suits owners of older notebooks or consumer-electronics devices that still accept a mechanical 5400 RPM drive with 8 MB cache. Buyers who need a solid-state replacement or a larger mechanical drive will not be served by this model.
Sustained workload behaviour
At 5400 RPM the drive delivers average seek time of 12 ms, average write time of 14 ms and average latency of 5.56 ms. Perpendicular magnetic recording helps maintain consistent throughput during long file copies or backups, while industry-leading idle and standby power draw keeps heat and acoustics low. The 8 MB buffer smooths burst traffic but cannot mask the rotational latency of a mechanical spindle.
Pre-installation checks
Verify that your laptop or device has a free 2.5 inch SATA bay and a SATA 3.0Gb/s or compatible controller. Confirm the operating system can recognise a 120 GB volume without additional drivers. Ensure the physical mounting holes and connector orientation match the chassis, as retail or OEM packing may vary.
Highlights
- 120 GB capacity stores more files
- 5400 RPM spindle delivers steady throughput
- 8 MB cache smooths read bursts
- SATA 3.0 Gb/s interface fits standard notebook bays
- 5 inch form factor matches laptop drive cages
Specifications
| Brand | TOSHIBA |
|---|---|
| Model | MHZ2120BH |
| Packaging | Retail |
| Interface | SATA 3.0Gb/s |
| Capacity | 120GB |
| Cache | 8MB |
| Average Seek Time | 12ms |
| Average Write Time | 14ms |
| Average Latency | 5.56ms |
| RPM | 5400 RPM |
| Features | Ultra-high capacity mobile hard disk drives (HDDs) feature perpendicular magnetic recording (PMR) technology Industry leading read/write, idle and standby power consumption Exceptionally high quality, reliability and performance with minimal heat and acoustics Ideal for notebooks and consumer electronics applications requiring high speed and high capacity |
| Form Factor | 2.5" |
| Shipping weight | 0.91 kg |
| Package size | 210 × 182 × 67 mm |
Questions about this item
How much heat and noise does the 5400 RPM MHZ2120BH produce during continuous operation?
The drive is designed for minimal heat and acoustics with industry-leading idle and standby power consumption.
Does my laptop need a 2.5 inch SATA 3.0Gb/s bay to install this MHZ2120BH?
Yes, it requires a standard 2.5 inch drive bay with a SATA 3.0Gb/s interface connection.
Will the SATA 3.0Gb/s interface on this MHZ2120BH work with an older laptop that only supports SATA 1.5Gb/s?
The SATA 3.0Gb/s interface is backward compatible with earlier SATA revisions.
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