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CrystalDiskMark

We used CrystalDiskMark’s default configuration for our tests, which benchmarked each hard drive using a file size of 1,000 MB with five test runs. Please continue reading to see the results.

Seagate Barracuda 3 TB Hard Drive Review

In the sequential read test, the Barracuda 3 TB drive exhibited the best performance, beating the Barracuda XT 2 TB by 19% and the Barracuda Green 2 TB by 26 percent. These results were also reflected in the sequential write test where the Barracuda 3 TB also came out on top, outperforming the Barracuda XT 2 TB by 21% and the Barracuda Green 2 TB by 24 percent.

Seagate Barracuda 3 TB Hard Drive Review

Moving on to the random read test using 512 KB blocks, the Barracuda 3 TB and Barracuda XT 2 TB exhibited a similar level of performance, which was 18% better than the Barracuda Green 2 TB. However, in the random write test using 512 KB blocks, the Barracuda 3 TB came out on top, beating the Barracuda XT 2 TB by 18% and the Barracuda Green 2 TB by 26 percent.

Seagate Barracuda 3 TB Hard Drive Review

In the random read test using 4 KB blocks, the Barracuda XT 2 TB exhibited the best level of performance, which was 9% better than the Barracuda 3 TB and 28% better than the Barracuda Green 2 TB. However, in the random write test using 4 KB blocks, the Barracuda XT 2 TB and Barracuda Green 2 TB drives achieved a similar level of performance, which was 6% better than the Barracuda 3 TB.

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Henry has been taking apart computers since the age of 10, which eventually lead to a career in technology journalism. He's written for numerous leading UK technology websites as well as writing advisory articles for Best Buy.