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IO Meter
We compared the 1 TB Western Digital Scorpio Blue (WD10JPVT) to the 640 GB Western Digital Scorpio Blue (WD6400BEVT). For more performance comparisons, please take a look at The Hard Disk Drive Performance Comparison Guide.
Throughput (Random Access)
Test |
1 TB Scorpio Blue |
640 GB Scorpio Blue |
Difference |
512 KB Read |
16.74 MB/s |
15.02 MB/s |
+ 11.5% |
512 KB Write |
17.16 MB/s |
23.23 MB/s |
- 26.1% |
4 KB Read |
0.25 MB/s |
0.22 MB/s |
+ 13.6% |
4 KB Write |
0.25 MB/s |
0.46 MB/s |
- 45.7% |
Random Access Time
Test |
1 TB Scorpio Blue |
640 GB Scorpio Blue |
Difference |
512 KB Read |
31.31 ms |
33.26 ms |
- 5.9% |
512 KB Write |
30.53 ms |
21.51 ms |
+ 41.9% |
4 KB Read |
16.18 ms |
17.56 ms |
- 7.9% |
4 KB Write |
16.59 ms |
8.52 ms |
+ 94.7% |
CPU Utilization (Random Access)
Test |
1 TB Scorpio Blue |
640 GB Scorpio Blue |
Difference |
512 KB Read |
0.34% |
0.41% |
- 17.1% |
512 KB Write |
0.34% |
0.45% |
- 24.4% |
4 KB Read |
0.17% |
0.18% |
- 5.6% |
4 KB Write |
0.22% |
0.33% |
- 33.3% |
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2 |
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3 |
• The Western Digital WD10JPVT |
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4 |
• Connectors & Jumpers, Breather Hole |
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5 |
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6 |
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7 |
• Business Disk WinBench 99 Results |
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8 |
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9 |
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10 |
<<< WinBench 99 Test Results : Previous Page | Next Page : IO Meter Sequential Access Performance >>>
