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IOPS Scaling (Random)
We compared the 4 TB Western Digital Red Pro (WD4001FFSX) to the 4 TB Western Digital Red (WD40EFRX). For more performance comparisons, please take a look at The Hard Disk Drive Performance Comparison Guide.
4 KB Random Read
Outstanding I/Os |
WD Red Pro (4 TB) |
WD Red (4 TB) |
Difference |
1 |
80 IOPS |
61 IOPS |
+ 31.0% |
8 |
124 IOPS |
95 IOPS |
+ 30.0% |
32 |
173 IOPS |
135 IOPS |
+ 27.9% |
4 KB Random Write
Outstanding I/Os |
WD Red Pro (4 TB) |
WD Red (4 TB) |
Difference |
1 |
80 IOPS |
57 IOPS |
+ 41.2% |
8 |
82 IOPS |
59 IOPS |
+ 39.6% |
32 |
81 IOPS |
57 IOPS |
+ 42.0% |
512 KB Random Read
Outstanding I/Os |
WD Red Pro (4 TB) |
WD Red (4 TB) |
Difference |
1 |
44 IOPS |
34 IOPS |
+ 29.6% |
8 |
44 IOPS |
34 IOPS |
+ 29.5% |
32 |
58 IOPS |
44 IOPS |
+ 33.3% |
512 KB Random Write
Outstanding I/Os |
WD Red Pro (4 TB) |
WD Red (4 TB) |
Difference |
1 |
53 IOPS |
39 IOPS |
+ 34.9% |
8 |
52 IOPS |
39 IOPS |
+ 34.5% |
32 |
53 IOPS |
39 IOPS |
+ 35.2% |
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4 TB Western Digital Red Pro Review |
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• WD Red Pro Hardware Enhancements |
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• Testing The Western Digital Red Pro |
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• Transfer Rate Range, Platter Profile |
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