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IOPS Scaling
In these tests, we tested the drive's ability to tackle multiple input/output operations. Again, we compared the Western Digital Caviar Green AFT 3 TB to the Western Digital Caviar Green AFT 2 TB. For more performance comparisons, please take a look at The Hard Disk Drive Performance Comparison Guide.
4 KB Random Read
Outstanding I/Os |
Caviar Green 3 TB |
Caviar Green 2 TB |
Difference |
1 |
67 IOPS |
66 IOPS |
+ 1.0% |
8 |
96 IOPS |
99 IOPS |
- 2.9% |
32 |
130 IOPS |
136 IOPS |
- 4.0% |
4 KB Random Write
Outstanding I/Os |
Caviar Green 3 TB |
Caviar Green 2 TB |
Difference |
1 |
53 IOPS |
50 IOPS |
+ 6.3% |
8 |
52 IOPS |
49 IOPS |
+ 4.6% |
32 |
51 IOPS |
50 IOPS |
+ 3.3% |
512 KB Random Read
Outstanding I/Os |
Caviar Green 3 TB |
Caviar Green 2 TB |
Difference |
1 |
34 IOPS |
33 IOPS |
+ 4.4% |
8 |
36 IOPS |
35 IOPS |
+ 2.2% |
32 |
42 IOPS |
41 IOPS |
+ 2.4% |
512 KB Random Write
Outstanding I/Os |
Caviar Green 3 TB |
Caviar Green 2 TB |
Difference |
1 |
35 IOPS |
33 IOPS |
+ 6.3% |
8 |
35 IOPS |
34 IOPS |
+ 3.6% |
32 |
35 IOPS |
34 IOPS |
+ 1.6% |
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• The 3 TB WD Caviar Green |
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• HighPoint Rocket 620 SATA Controller |
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• Maximum Surface Temperature |
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<<< IO Meter Sequential Access Performance : Previous Page | Next Page : IOPS Scaling (Sequential Access) >>>
