Hitachi

Hitachi HTS725032A7E630 Travelstar 320GB 7200RPM HDD

4.5 (128 reviews)
2.5 inch

High-Performance Storage for Mobile ComputingThe HGST Travelstar Z7K500 delivers exceptional performance and reliability for mobile computing. Featuring a 7200RPM spindle speed, SATA 6Gbps interface, and 32MB cache, this 2.5-inch hard drive is designed for notebook PCs, external storage, and gami...

$53.00*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

High-Performance Storage for Mobile Computing

The HGST Travelstar Z7K500 delivers exceptional performance and reliability for mobile computing. Featuring a 7200RPM spindle speed, SATA 6Gbps interface, and 32MB cache, this 2.5-inch hard drive is designed for notebook PCs, external storage, and gaming consoles, offering a balance of speed, power efficiency, and design flexibility.

  • Capacity: 320GB
  • Interface: SATA 6Gbps
  • Spindle Speed: 7200RPM
  • Cache: 32MB
  • Form Factor: 2.5-inch
  • Sector Size: 512e bytes

Key Features

320GB Capacity

High 7200 RPM Performance

7mm HDD, Direct replacement for 9.5mm 2.5 inch drives

First 6 Gb/s SATA interface on a mobile HDD

Low power consumption

Specifications

Capacity
320GB
RPM
7200 RPM
Form Factor
7mm HDD (2.5-inch)
Interface
SATA 6 Gb/s
Power Consumption
Low

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Pros & Cons

👍 Pros

  • Offers a 320GB capacity, providing sufficient storage for many mobile computing needs.
  • Delivers high 7200 RPM performance, which generally translates to faster data access and application loading times than 5400 RPM drives.
  • Features a 7mm form factor, making it a direct replacement for standard 9.5mm 2.5-inch drives and compatible with thinner devices.
  • Equipped with the first 6 Gb/s SATA interface on a mobile HDD, facilitating faster data transfer speeds with compatible systems.
  • Designed for low power consumption, which can contribute to improved battery life in portable devices.

👎 Cons

  • A 320GB capacity may be considered small for users requiring extensive storage for large media libraries or numerous applications.
  • As a traditional HDD, its performance will be significantly slower than solid-state drives (SSDs) in terms of boot times and random read/write speeds.
  • While 7mm is slim, HDDs inherently have moving parts, making them more susceptible to shock damage than SSDs.
  • The "Travelstar" designation implies mobile use, but HDDs are still less durable than SSDs for frequent travel.
  • Generates more heat and noise compared to an equivalent SSD, which can impact a laptop's thermal management and quiet operation.

Frequently Asked Questions

This Hitachi Travelstar hard drive offers a 320GB storage capacity.
This HDD operates at a high performance speed of 7200 RPM.
It is a 7mm HDD, designed as a direct replacement for standard 9.5mm 2.5-inch drives.
It features a 6 Gb/s SATA interface, which was the first of its kind on a mobile HDD.
Yes, it is characterized by low power consumption.