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Buffalo USB 3.0 PCI Express card

SuperSpeed drives and cards compared

Now, theoretically, due to the common controller, the cards should perform identically. Tests were done on each card with Hd Tach to compare the performance of some of the latest USB 3.0 hard disks.

Hd Tach Benchmark Tests

Iomega eGo

Buffalo USB 3.0 Card

Iomega eGo drive test results from three different interface cards
MB/s: longer bars are better, CPU: shorter bars are better

Western Digital My Book

Buffalo USB 3.0 Card

WD MyBook 3.0 drive test results from three different interface cards
MB/s: longer bars are better, CPU: shorter bars are better

LaCie Rugged

Buffalo USB 3.0 Card

LaCie Rugged drive test results from three different interface cards
MB/s: longer bars are better, CPU: shorter bars are better

Overall Average Values

Buffalo USB 3.0 Card

Average results for each USB 3.0 PCI Express card
MB/s: longer bars are better, CPU: shorter bars are better

With such similar performance, the first conclusion is that NEC’s D720200F1 is a very good and consistent controller; repeatedly delivering the performance expected from such devices. Although the benchmark results are almost identical, there are some differences that deserve closer scrutiny.

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Next page: Verdict