![](/images/backgrounds/288858/hp-hp-elitebook-2540p-notebook-pc-wz226utaba-users-manual-546816132x1.png)
DVD±RW and
Applicable disc | Read: | Write: |
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| DVD+R, DVD+RW, | |
| CD, | |
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| Video CD), Multisession CD, CD- | |
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| EXTRA, Portfolio, |
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| R, |
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| DVD+R, DVD+RW, |
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Access time | CD | DVD |
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Random | < 175 ms | < 230 ms |
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Cache buffer | 2.5 MB |
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Data transfer rate |
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24X | 3,600 KB/sec |
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8X DVD | 10,800 KB/sec |
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24X | 3,600 KB/sec |
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16X | 2,400 KB/sec |
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8X DVD+R | 10,800 KB/sec |
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4X DVD+RW | 5,400 KB/sec |
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8X | 10,800 KB/sec |
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4X | 5,400 KB/sec |
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2.4X DVD+R(9) | 2,700 KB/sec |
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5X | 6,750 KB/sec |
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Transfer mode | Multiword DMA Mode |
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Applicable disc | Read: | Write: |
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| CD, |
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| Video CD), Multisession CD |
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| CDEXTRA, Portfolio, |
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| CDR, |
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| RAM |
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Access time | CD | DVD |
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Random | < 110 ms | < 130 ms |
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122 Chapter 6 Specifications