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IO Meter
We compared the Western Digital WD30EZRX (6 Gbps) to the Western Digital WD30EZRSDTL (3 Gbps). For more performance comparisons, please take a look at The Hard Disk Drive Performance Comparison Guide.
Throughput (Sequential Access)
Test |
WD30EZRX (6 Gbps) |
WD30EZRSDTL (3 Gbps) |
Difference |
512 KB Read |
130.15 MB/s |
114.38 MB/s |
+ 13.8% |
512 KB Write |
128.64 MB/s |
114.16 MB/s |
+ 12.7% |
4 KB Read |
62.79 MB/s |
53.62 MB/s |
+ 17.1% |
4 KB Write |
46.07 MB/s |
41.00 MB/s |
+ 12.4% |
Sequential Access Time
Test |
WD30EZRX (6 Gbps) |
WD30EZRSDTL (3 Gbps) |
Difference |
512 KB Read |
4.03 ms |
4.37 ms |
- 7.8% |
512 KB Write |
4.07 ms |
4.38 ms |
- 7.1% |
4 KB Read |
0.06 ms |
0.07 ms |
- 14.3% |
4 KB Write |
0.09 ms |
0.09 ms |
- |
CPU Utilization (Sequential Access)
Test |
WD30EZRX (6 Gbps) |
WD30EZRSDTL (3 Gbps) |
Difference |
512 KB Read |
0.40% |
0.26% |
+ 53.8% |
512 KB Write |
0.43% |
0.36% |
+ 19.4% |
4 KB Read |
5.53% |
5.34% |
+ 3.6% |
4 KB Write |
4.73% |
4.32% |
+ 9.5% |
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• The Improved 3 TB WD Caviar Green |
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• Maximum Surface Temperature |
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<<< IO Meter Random Access Performance : Previous Page | Next Page : IOPS Scaling (Random Access) >>>
