12x write speed
That drive will burn very well, probably better quality, at 32x-40x than at 12x with appropriate media.
Cd-Rom purchase suggestions
Since CD-ROM is a dead technology, why not get another burner, or a DVD-ROM drive? The DVD will have limited value for watching movies due to your 333 Celeron. Look around for a older 40x Liteon burner, cost will be similar to a CD-ROM.
HERE'S one. Although you can often get a 48x or 52x for the same price with rebate(s).