All patients must have a biopsy indicating prostate adenocarcinoma within 365 days of trial registration. A full history and physical examination, with digital rectal examination, must be done within 60 days of registration. CT scan of the abdomen and pelvis and nuclear medicine bone scan must be done within 60 days of registration. Baseline PSA and testosterone must be done not more than 60 days before registration and repeated in the week before radiotherapy to document response to androgen deprivation therapy. Physician assessment must be done within 60 days of randomization. Baseline QOL assessment (EPIC), prostate symptom score (IPSS), and sexual health inventory (SHIM) are to be done prior to the start of radiotherapy.