Writing speed
| CD-R write speed |
48 x |
| DVD-R9 write speed |
8 x |
| CD write speed |
48 x |
| CD rewrite speed |
32 x |
| DVD+R write speed |
20 x |
| DVD-R write speed |
20 x |
| DVD+RW write speed |
8 x |
| DVD-RW write speed |
6 x |
| DVD-RAM write speed |
12 x |
DH-20A3S-04, DVD +R/-R 20x, DVD +R9/-R9 8x, DVD-RAM 12x, DVD +RW/-RW 8x/6x, CD-R 48x, CD-RW 32x, 160 ms, 70000 h, Windows 2000/XP/Vista, Black
- Serial ATA Half-Height internal DVD+R / DVD+RW / DVD-R / DVD-RW / DVD+R DL / DVD-R DL / DVD-RAM / DVD-ROM / CD-R/ CD-RW / CD-ROM combination drive.
- Support Double Layer DVD+/- R9 Recording Function.
- SMART-BURN avoiding Buffer Under Run error, Automatically adjusting writing strategy & running OPC to provide the best burning quality.
- SMART-X function adjusts CD-DA / VCD / DVD data extraction to a fastest allowable speed according to both data request rate from host and disk quality.
- SMART-WRITE: Through drive's self-learning function, automatically detect and decide the optimal write strategy of DVD recordable media ( DVD+R & DVD-R ) for the best write quality.
- ABS system reduce vibration and noise during recording and reading.
- Support Fixed Packet, Variable Packet, TAO, SAO, DAO, Random Access time, Incremental, sequential recording, restricted overwrite, Layer Jump recording, Raw Mode Burning & Over-Burn.
- DVD read compliant: DVD single/dual layer (PTP/OTP), DVD-R(3.9GB/4.7GB), DVD-R multi-borders, DVD-RAM, DVD+R, DVD+R multi-sessions, DVD-RW, and DVD+RW.
- CD read compliant: CD-DA, CD-ROM, CD-ROM/XA, Photo-CD, Multi-session, Karaoke-CD, Video-CD, CD-I FMV, CD Extra, CD Plus, CD-R, and CD-RW.
- Supprot both 8cm and 12cm disc of CD and DVD family.
- Conform to Orange Book: Part 2 CD-R Volume 1, Part 2 CD-R Volume 2 Multi Speed, Part 3 CD-RW Volume 1 (1x, 2x, and 4x), Part 3 CD-RW Volume2: High Speed, Part 3 CD-RW Volume 3: Ultra Speed. Support Fixed packet, Variable packet, Disc-at-once, Session-at-once and Track-at-once.
- Supported transfer mode: PIO mode 4, DMA mode 2 and Ultra DMA mode 4.
