Introduction

Welcome to the user manual for LaCie 6big Thunderbolt 3 and LaCie 12big Thunderbolt 3. When connected to a computer that supports Thunderbolt 3, LaCie 6big and LaCie 12big can attain transfer rates up to 40Gb/s. LaCie 6big and LaCie 12big are ideal for professional editors, photographers and graphic artists who work with bandwidth-intensive content such as 4K video and 3D graphics.

Review this user manual to learn how to configure and manage your LaCie 6big and LaCie 12big. For common questions and answers about your device, please see Frequently Asked Questions.

You can get the latest tips regarding your product and updated technical information at LaCie customer support.

Box content

• LaCie 6big Thunderbolt 3 or LaCie 12big Thunderbolt 3
• Power cable
• Thunderbolt 3 (USB-C) cable
• USB 3.1 (USB-C) cable
• USB 3.1 (USB-C) to USB 3.0/USB 2.0 adapter cable (compatible with Type A ports)
• Quick Install Guide
• Software: LaCie RAID Manager, Intego Backup Manager Pro, Genie Backup Manager Pro and LaCie Private-Public

Software can be downloaded at LaCie.com.

Minimum computer system requirements

The minimum operating system for your computer differs based upon the port you are using. Choose your port and connect your LaCie device to a computer that meets the following minimum system requirements. 

Thunderbolt 3

• macOS Sierra or higher
• Windows 10 or higher

USB

• Mac OS X 10.10 or higher
• Windows 8.1 or higher

Computer hardware requirements

You can connect your LaCie device to a computer that supports one of the following interfaces. 

Thunderbolt 3

Transfer rates can reach up to 40Gb/s.

SuperSpeed USB 3.1 Gen 2

Transfer rates can reach up to 10Gb/s.

SuperSpeed USB 3.1 Gen 1

Transfer rates can reach up to 5Gb/s.

SuperSpeed USB 3.0

Transfer rates can reach up to 5Gb/s.

Hi-Speed USB 2.0

Transfer rates can reach up to 480 Mb/s.