Seagate Desktop HDD.15 4TB vs WD Black 4TB Hard Drive Review

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CrystalDiskMark v3.0.2f

CrystalDiskMark is a small HDD benchmark utility for your hard drive that enables you to rapidly measure sequential and random read/write speeds.

WD Black WD4001FAEX 4TB:

WD 4TB CrystalDiskMark

Seagate ST4000DM000 4TB:

Seagate 4TB CrystalDiskMark

Benchmark Results: With Crystal Mark v3.0.2f run with a file size of 1000MB the WD Black 4TB hard drive has impressive sequential read and write speeds of just over 150MB/s. Not to be outdone the Seagate 4TB desktop hard drive also ran at speeds just over 150MB/s on the sequential read and write benchmarks. The two 4TB drives also have similar performance at both 512K and 4K file sizes.

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