The Rocstor Rocpro 850 may look rather generic, but it leaves rival external hard drives in the dust

You'd struggle to find a more generic-looking desktop hard drive than the Rocstor Rocpro 850. But while other drives seem more fashionable, the Rocpro 850 has speed on its side, leaving competing non-SSD desktop hard drives in the dust. It also offers versatile connection options and a competitive price. Although designed for audio-visual professionals, budget-conscious consumers will also find the Rocstor 850 an appealing drive.

The Rocpro 850 is equipped with two FireWire 800 ports, an eSATA port and a USB 2.0 port. The drive comes with a handy-carrying case and cables for each connection type, and Rocstor even includes a FireWire 800 to FireWire 400 cable.

Weighing in at just under 1.6kg, the Rocpro will be safely relegated to your desk. The Rocstor Rocpro 850 is a couple inches thick, about half a foot wide and rectangular. You can throw it into your backpack, but you'll feel as if you're carrying a laptop.

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The Rocstor Rocpro 850 uses a simple universal power cord. The aluminum enclosure is fanless, meaning that it runs a bit warm to the touch. The Rocpro 850 isn't particularly loud, but you'll hear it as it starts up and works through disk-intensive processes.

We recently reviewed the Rocstor Airhawk A9 and were impressed by some of the scores produced by the drive. The Rocpro 850 exceeded expectations on our benchmarking tests. It proved itself to be not only competitive to other drives, but in many cases superior. It took only 32 secs to copy a 1GB file using the Rocpro 850's eSATA connection; this result is one of the faster times we've seen on a non-SSD desktop model.

The duplication tests were similarly impressive. The Rocstor Rocpro 850 finished our 1GB duplication test while using its eSATA connection in 35 secs.

The Rocpro 850 was competitive in our low memory Photoshop tests, too. The Rocstor finished the regime of tests while using its eSATA connection in 1 min, 11 secs. The Rocpro 850 finished our low memory Photoshop tests while using FireWire 800 connection in only 1 min, 12 secs, and finished the same tests in 1 min, 19 secs when using its FireWire 400 connection.

The Rocstor Rocpro 850 uses a 7,200rpm drive mechanism with a 16MB cache and an Oxford 924 chip set. The 3.5in SATA drive is manufactured by Hitachi. The drive comes packaged with Intelli Stor, a Symantec backup solution for PCs. No Mac software comes with the drive.

The Rocstor Rocpro 850 comes with a two year limited warranty and two years of toll free tech support.


The Rocstor Rocpro 850 500GB is a solid performer in our benchmarking tests and is further recommended by a strong warranty and a competitive price.

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