CD-RW

I HAVE JUST BUILT A NEW SYSTEM 950MHZ WITH 64MB OF MEMORY EVERYTHING WORKS FINE UNTIL I START TO BURN A CD IN THE CD-RW THEN IT SWITCHES IT OVER TO THE LOCAL DRIVE. THE BOX SAYS TO RUN 128MB OF MEMORY FOR THE CD-RW. DO I NEED TO ADD MEMORY TO FINISHBURINING THE CD.