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Thunderbolt: Does the Cable Length Matter for Performance?

Fascinating results for both hard drives and SSDs.

OWC 30 Meter Optical Thunderbolt Cable.

UPDATE: MPG goofed on the SSD graph. The graph is now corrected. With SSDs, it shows only a minor difference in speed, diminishing with increased transfer sizes to insignificant levels.

Testing using DiskTester, with the revealing run-sequential suite command.

Transfer speed over range of I/O sizes, 1 meter vs 30 meter cable
Transfer speed over range of I/O sizes, 1 meter vs 30 meter cable
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