T H U N D E R B O L T™ 2
Professional Desktop Storage
Item #
3 TB
3 TB
3 TB
4 TB
4 TB
4 TB
6 TB
6 TB
6 TB
128 GB d2 SSD Upgrade
Interfaces: 2
x Thunderbolt 2 | USB 3.0 (d2 Thunderbolt 2)
2 x Thunderbolt 2 (with d2 SSD Upgrade)
Proven Design, Redefined.
With SSD Speed Potential.
• Professional speeds of up to 220 MB/s*
• USB 3.0 and dual Thunderbolt 2 ports for
universal compatibility
• Aluminum unibody for reduced noise and vibration
• Boost speeds up to 1150 MB/s with d2 SSD Upgrade**
design by neil poulton
Product Overview
LaCie has redefined a proven design with the new d2. Featuring Thunderbolt 2, USB 3.0, and a professional Seagate 6 TB 7200 RPM hard disk,
the LaCie d2 delivers superb performance for heavy-data users. It’s even possible to boost speeds to up to 1150 MB/s and add 128 GB of
SSD storage by installing the LaCie d2 SSD Upgrade (sold separately). Additionally, the LaCie d2 features an innovative all-aluminum unibody
enclosure for incredible durability and low vibration.
Use Cases
Digital Library Storage: Huge capacity and high speeds make this product a perfect solution for
storing and browsing a massive RAW Adobe® Lightroom® library.
Audio Mixing: Make the LaCie d2 Thunderbolt 2 the ultimate solution for audio projects by installing
the d2 SSD Upgrade. SSD speed lets pros mix hundreds of audio tracks simultaneously, and large
hard disk capacity lets them store final projects.
Video Editing: The LaCie d2 with the d2 SSD Upgrade installed provides enough bandwidth to edit
GoPro® footage with zero lag, and the hard disk capacity lets them archive footage and final projects.
Fast Project Copying: Move files incredibly quickly from
the LaCie d2’s SSD to a LaCie Rugged Thunderbolt
SSD, reducing the time needed to deliver
projects to clients. Then, free up the
LaCie d2’s SSD space by moving
the completed project to the
LaCie d2’s hard drive as a
background task.
d2 SSD Upgrade
(sold separately)
Integrated Cable
Power-Saving Mode
Dual Thunderbolt 2
Kensington® Lock Slot
Aluminum Unibody Enclosure
Features & Benefits
• USB 3.0
• Dual Thunderbolt 2 ports
• Backward compatibility
Versatility for Professional Environments
• Provides fast speeds on any computer.
• Daisy chain up to six devices to a single Thunderbolt port on a computer.
• Connect to Thunderbolt and USB 2.0 devices***.
• Seagate 7200 RPM hard disk
• Capacity of up to 6 TB
No-Compromise Speed for Leaner Workflows
• Professional hard disk enables speeds of up to 220 MB/s.
• Massive capacity lets users store large files.
Innovative Design, Breakthrough Durability
• Enclosure and base are forged from a single sheet of aluminum, providing uncommon rigidity for
long-term durability.
• Automatically reduce power consumption when host operating system goes to sleep.
• Quiet operation and long-term component lifespan.
• Prevent accidentally disconnected interface or power cables.
• A cushioning base and vibration-absorbing hard disk mounts reduce vibration.
• All-aluminum unibody enclosure
• Power-saving mode
• Effective, fan-free cooling
• Integrated cable management
• Anti-vibration features
• Compatible with d2 SSD Upgrade
(sold separately)
• Time Machine™ compatible, bundled
backup software
• LaCie Private-Public
Upgradable to External Hybrid Storage
• Boost speeds up to 1150 MB/s and add 128 GB of SSD storage, bringing an incredible combination of
performance and capacity in a single-disk enclosure. Note: LaCie d2 SSD Upgrade is only compatible
with LaCie d2 Thunderbolt 2.
Packed with Value for Pros
• Single-vendor solution for professional-grade backup schemes, right out of the box.
• Prevent unauthorized access by password-protecting volumes with AES 256-bit encryption.
Key Specifications
Interface Transfer Rates
(maximum theoretical bus speed)
Performance Benchmark (reads)
Internal Storage Media
Daisy Chain
Product Size (W x D x H)
Product Weight
Box Size (W x D x H)
Box Weight
Thunderbolt 2: 20 Gb/s
USB 3.0: 5 Gb/s
3 TB: Up to 180 MB/s
4 TB: Up to 180 MB/s
6 TB: Up to 220 MB/s
128 GB d2 SSD Upgrade: Up to 1150 MB/s
1 x 7200 RPM/64 MB cache (or greater) hard disk
1 x PCIe Gen 2 SSD (with d2 SSD Upgrade)
Connect up to six Thunderbolt-compatible devices – including Thunderbolt 2 and LaCie Thunderbolt
Series products – to a single Thunderbolt port on a computer
Fan-free design with all-aluminum unibody enclosure for low vibration and near-silent operation
d2 Thunderbolt 2
d2 SSD Upgrade
60 x 217 x 130 mm | 2.4 x 8.5 x 5.1 in.
33 x 116 x 62 mm | 1.3 x 4.6 x 2.4 in.
3 TB: 1.3 kg | 2.9 lbs
4 TB: 1.4 kg | 3.1 lbs
6 TB: 1.5 kg | 3.2 lbs
0.09 kg | 0.2 lbs
145 x 180 x 240 mm | 5.7 x 7.8 x 9.5 in.
69 x 149 x 190 mm | 2.7 x 5.9 x 7.5 in.
2.3 kg | 5 lbs
0.13 kg | 0.3 lbs
Related Products
LaCie Little Big Disk Thunderbolt 2 – for editing video
The LaCie d2 is protected by a three-year limited warranty.
The warranty includes comprehensive, complimentary
web-based resources, expert in-house technical support,
and worldwide repair and/or replacement coverage.
Warranty extensions and Advance Care Option can also
be purchased. For details, see www.lacie.com/warranties.
LaCie 2big Thunderbolt 2 – for backup
LaCie 5big Thunderbolt 2 – for editing video and backup
Details available at
* These transfer rates were achieved using AJA System Test when connected to a Mac computer. Actual data rates may vary depending on operating environment and other factors, such as disk capacity.
** These transfer rates can be achieved by installing the LaCie d2 SSD Upgrade on a LaCie d2 Thunderbolt 2. The LaCie d2 SSD Upgrade is not compatible with the LaCie d2 USB 3.0.
*** To achieve full interface bandwidth, connect the product to either a USB 3.0 or Thunderbolt 2 port on a computer or device.
Installing the LaCie d2 SSD Upgrade removes USB functionality.
© 2014 Seagate Technology LLC. All rights reserved. LaCie and the LaCie logo are trademarks or registered trademarks of Seagate Technology LLC or of its affiliated companies. Thunderbolt and the Thunderbolt logo are trademarks of Intel
Corporation in the U.S. and/or other countries. All other trademarks or registered trademarks are the property of their respective owners. When referring to hard drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte,
or TB, equals one thousand billion bytes. Your computer’s operating system may use a different standard of measurement and report a lower capacity. In addition, some of the listed capacity is used for formatting and other functions and will
not be available for data storage. The export or re-export of hardware or software containing encryption may be regulated by the U.S. Department of Commerce, Bureau of Industry and Security (for more information, visit www.bis.doc.gov).