LaCie

LaCie Portable SSD High Performance External SSD USB-C USB 3.0 Thunderbolt 3 500GB STHK500800 | Up to 540MB per S Read, 500MB per S Write, USB-C and USB-a Cables Included, Drop-Resistant to 2m, 3-Year Warranty

Name: LaCie Portable SSD High Performance External SSD USB-C USB 3.0 Thunderbolt 3 500GB STHK500800 | Up to 540MB per S Read, 500MB per S Write, USB-C and
Brand: LaCie
SKU: B07KZ61CBZ

Status: LaCie Portable SSD High Performance External SSD… (500GB portable SSD Thunderbolt): Unavailable on Amazon as of 2026-10-18 16:21 UTC. SpecPicks has no in-stock 500GB portable SSD Thunderbolt on file; an Amazon search for "500GB portable SSD Thunderbolt" lists current offers with the same specs. eBay sellers may still list this model new or used.

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Bottom line: The LaCie Portable SSD High Performance External SSD USB-C USB 3.0: 540MB/s speeds for fast 4K video editing and backups; main trade-off: 540MB/s trails Thunderbolt 3 NVMe drives that top 2,000MB/s.

Unavailable on Amazon as of 2026-10-18 16:21 UTC

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-18

Mike Perry — Hardware researcher since 2014. For external drives and portable storage, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ 540MB/s speeds for fast 4K video editing and backups
✓ USB-C compatible with USB 3.0, Thunderbolt 3, Mac and PC
✓ Shock-resistant, lightweight build for travel
✓ 500GB holds hours of 4K video and thousands of RAW photos

Cons

✗ 540MB/s trails Thunderbolt 3 NVMe drives that top 2,000MB/s
✗ 500GB fills quickly with large 4K footage libraries
✗ Priced higher per GB than 1TB and 2TB models
✗ Specs list no built-in hardware encryption

Manufacturer description

Experience fast editing, backups, and transfers with full-throttle speeds of up to 540MB/s. Store high-res source files, images, and video. And enjoy universal compatibility across Mac, Windows, USB-C, and USB 3.0. LaCie Portable SSD is more than a compact external solid state drive. It’s reliable, forward momentum in every possible way.

SpecPicks Verdict

SpecPicks scored LaCie Portable SSD High Performance External SSD USB-C USB 3.0… using a rating × review-volume × price-fit model applied to published specs and reviews across the external storage category. LaCie's external storage lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for external storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Up to 540MB/s high performance external SSD for fast file transfers and editing
500GB capacity to store hours of 4K videos and thousands of high resolution photos
USB-C connector for universal compatibility with USB 3.0, Thunderbolt 3, Mac and PC
Lightweight, Shock Resistant Design for traveling light and safely
The available storage capacity may vary.

Full Specifications

Brand	LaCie
Color	Black
Model Name	STHK500800
Read Speed	540 megabytes_per_second
Form Factor	Portable
Media Speed	500 MB/s
Connectivity	USB-C
Model Number	STHK500800
Compatibility	PC, Mac
Built-In Media	LaCie Portable SSD 500GB USB 3.1 TYPE C
Hard-Drive Size	500 GB
Mfr Part Number	STHK500800
Number of Items	1
Special Feature	Portable, Shock Resistant
Hardware Platform	Mac, PC
Installation Type	External Hard Drive
Compatible Devices	Desktop
Data Transfer Rate	540 megabits_per_second
Additional Features	Portable, Shock Resistant
Hard Disk Interface	USB 1.1

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