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IO Meter
We compared the Samsung EcoGreen F4 (HD204UI) to the Western Digital WD20EURS. For more performance comparisons, please take a look at The Hard Disk Drive Performance Comparison Guide.
Throughput (Random Access)
Test |
Samsung HD204UI |
WDC WD20EURS |
Difference |
512 KB Read |
17.16 MB/s |
16.73 MB/s |
+ 2.6% |
512 KB Write |
14.77 MB/s |
16.42 MB/s |
- 10.0% |
4 KB Read |
0.22 MB/s |
0.26 MB/s |
- 15.4% |
4 KB Write |
0.24 MB/s |
0.19 MB/s |
+ 26.3% |
Random Access Time
Test |
Samsung HD204UI |
WDC WD20EURS |
Difference |
512 KB Read |
30.52 ms |
29.84 ms |
+ 2.3% |
512 KB Write |
35.49 ms |
30.42 ms |
+ 16.7% |
4 KB Read |
18.97 ms |
15.07 ms |
+ 25.9% |
4 KB Write |
17.10 ms |
20.18 ms |
- 15.3% |
CPU Utilization (Random Access)
Test |
Samsung HD204UI |
WDC WD20EURS |
Difference |
512 KB Read |
0.38% |
0.18% |
+ 111.1% |
512 KB Write |
0.14% |
0.09% |
+ 55.6% |
4 KB Read |
0.13% |
0.07% |
+ 85.7% |
4 KB Write |
0.17% |
0.16% |
+ 6.3% |
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Page |
Topic |
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1 |
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2 |
• Introduction, The Samsung HD204UI |
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3 |
• Connectors & Jumpers, Breather Holes |
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4 |
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5 |
• Maximum Surface Temperature |
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6 |
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7 |
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8 |
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9 |
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10 |
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11 |
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