8x Dvd Burner 12.7mm Sata Tsstts-l633b Trayload Dvd/rw For Dell Optiplex 755,dell 1545,dell Vostro 1320,dell Inspiron 1440,acer Aspire 5738z,dell Inspiron 1410,lenovo G550

Gerneral Features:   

8x IDE DVD Burner TSST TSST TS-L633B/LEAH TSL633B
Model Number: TS-L633B/LEAH
Interface:            E-IDE/ATAPI    IDE
Power Supply:   DC+5V ±5%
Dimensions (mm): 128(W) x 129(D) x 12.7(H)

Specifications:
Write support:
CDR, DVDR     
24xCDR CAV
24xCDRW ZCLV
8xDVD-R CAV
6xDVD-RW ZCLV
6xDVD-RDL ZCLV
8xDVD+R CAV
8xDVD+RW ZCLV
6xDVD+RDL ZCLV
5xDVD-RAM PCAV 

Read   speed 
24xCD
8xDVD
Connection:  Slim SATA
Buffer: 2MB
Write support / Read support
DVD-R = Works
DVD-R = Is not supported
DVD-R? = Not tested

Single Layer(4.7GB) write speeds
1x (CLV) = about 58 minutes
2x (CLV) = about 29 minutes
2.4x (CLV) = about 24 minutes
4x (CLV) = about 14.5 minutes
6x (CLV/ZCLV) = about 10-12 minutes
8x (PCAV/ZCLV) = about 8-10 minutes
12x (PCAV/ZCLV) = about 6.5-7.5 minutes
16x (CAV/ZCLV) = about 6-7 minutes

Dual/Double Layer(8.5GB) write speeds
1x CLV = about 105 minutes
2.4x CLV = about 44 minutes
4x CLV = about 27 minutes

Single Layer (4.7GB) read speeds
1x read speed is 1.321MB/s = ~56 minutes
6x CAV (avg. ~4x) read speed is max 7.93MB/s = ~14 minutes
8x CAV (avg. ~6x) read speed is max 10.57MB/s = ~10 minutes
12x CAV (avg. ~8x) read speed is max 15.85MB/s = ~7 minutes
16x CAV (avg. ~12x) read speed is max 21.13MB/s = ~5 minutes

for more info, pls visit: https://support.euro.dell.com/support/edocs/storage/P192150/en/spec.htm