Buffalo's DriveStation™ DDR is a high performance USB 3.0 desktop hard drive that offers ultra fast transfer speeds, comparable to SSD. Combining the high capacity of an HDD with the performance of DDR3 RAM, DriveStation DDR utilizes 1 GB of DRAM cache for blazing fast transfers, up to 408 MB/s.
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| 2 TB / HD-GD2.0U3 | |
| 3 TB / HD-GD3.0U3 |

Buffalo's DriveStation™ DDR is an easy to use, high performance USB 3.0 desktop hard drive that offers ultra fast transfer speeds, comparable to SSD. Combining the high capacity of an HDD with 1 GB of DRAM cache, DriveStation DDR provides SSD-like performance. With blazing fast transfer speeds up to 408 MB/s, it is up to 2.3x faster than USB 3.0 and 10x faster than USB 2.0. Perfect for any PC or Mac®, it's backward compatible with USB 2.0, and its unique chassis design can stand upright or lay flat for placement just about anywhere. It ships complete with Buffalo Tools, a feature-rich software suite designed to enhance computer performance and the day-to-day digital life of Windows® PC consumers; boost performance, conserve energy and battery consumption and perform PC backups. DriveStation DDR is the perfect solution for easily expanding storage or backing up your computer with ultra fast file transfers.
EASY TO USE STORAGE
With terabytes of storage, DriveStation DDR provides a reliable, easy to use storage for your PC and Mac computer. Quickly expand the capacity of your computer for your favorite music, photos, videos and more. The simple USB 3.0 interface offers plug and play setup and universal connectivity.
MEGACACHE ACCELERATOR
DriveStation DDR includes a 1 GB DRAM cache system to greatly accelerate file transfer performance - up to 2.3x
faster! MegaCache Accelerator offers automatic enhancements with plug-and-play setup. There are no utilities or special software to install.
UNIQUE FORM FITS ANYWHERE
DriveStation DDR features a sleek, attractive chassis that can be positioned vertically or horizontally for efficient use of space. Stand it upright on your home office desktop or lay it flat below your TV as part of your media center.
EASY SCHEDULED BACKUP
DriveStation DDR is perfect for backing up your important files. Disaster and hard drive failures can occur unexpectedly;
don't leave your important files and treasured memories in the hands of chance. Schedule regular backups for your PC with Buffalo Backup Utility or use Time Machine for your Mac. Protect all of your data, down to the last byte.
Buffalo Tools is a feature-rich suite of optional software included on Buffalo DriveStation storage products. Any or all of the following components of Buffalo Tools may be installed on Windows® PCs.
| Internal Hard Drives | |
|---|---|
| Number of Drives | 1 |
| Drive Interface | SATA 3 Gbps |
| Hard Drive Capacities | 2 TB, 3 TB |
| USB Interface | |
| Standard Compliance | USB 3.0 / 2.0 |
| Connector Type | Type A |
| Number of Ports | 1 |
| Data Transfer Rates | Max: 5 Gbps* (USB 3.0) Max. 480 Mbps (USB 2.0) |
| Other | |
| Dimensions (W x H x D) | 1.8 x 5.0 x 8.0 in |
| Weight | 2.2 lbs |
| Operating Environment | 41-95°F |
| Power Consumption | Max. 18W |
| Power Supply | AC 100-240V 50/60Hz |
| Client OS Support | Windows® 8 (32-bit/64-bit), Windows® 7 (32-bit/64-bit), Windows Vista® (32-bit/64-bit), Windows® XP, Mac OS® X 10.5 or later*† |
*The HDD default format is NTFS; to work with Mac, reformat the HDD using Mac Disk Utility. †Only basic external hard drive functionality is supported with this operating system; some included utilities may not work. |
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| Datasheets |
Product Datasheet » |
|---|---|
| Comparison Chart | View the comparison chart for this product » |
| Firmware | |||||
|---|---|---|---|---|---|
| Type | File | Post Date | Version | OS Support | Notes |
| ZIP | 355.72 KB Download » |
2014-02-03 | 1.00 | Windows | Firmware update for HD-GDU3 DriveStation DDR. |
| Documentation | |||||
| Type | File | Post Date | Version | OS Support | Notes |
| TXT | 1.00 KB Download » |
2013-06-03 | 1.01 | Windows | Readme for DriveNavigator 1.01 for HD-GDU3 (Windows) |
| Utilities | |||||
| Type | File | Post Date | Version | OS Support | Notes |
| ZIP | 12.16 MB Download » |
2014-08-21 | 1.33 | Windows | TurboPC EX v 1.33 |
| ZIP | 87.47 MB Download » |
2013-06-03 | 1.01 | Windows | DriveNavigator for HD-GDU3 Version 1.01 (Windows) |
| ZIP | 87.41 MB Download » |
2013-05-17 | 1.00 | Windows | Cache Control Tool for DriveStation DDR |
| ZIP | 10.59 MB Download » |
2013-05-17 | 1.10 | OS X | Cache Control Tool for DriveStation DDR |
| Change Logs & Readme Documents | |||||
| Type | File | Post Date | Version | OS Support | Notes |
| TXT | 557.00 B Download » |
2014-08-21 | 1.33 | Windows | TurboPC EX Readme |
| Quick Setup Guides | |||||
| Type | File | Post Date | Version | OS Support | Notes |
| 1.62 MB Download » |
2014-03-04 | Quick Setup Guide for HD-GDU3 | |||
Legend: |
ZIP ZIP File | PDF PDF File | HTML HTML File | TXT TXT File | SIT SIT File | BIN BIN File |