Patients in Groups 1 and 2 will receive 39.6 Gy and 45 Gy (at 1.8 Gy/fraction), respectively, to the whole pelvis. Patients in Groups 3 and 4 will receive 45 Gy to the whole pelvis, followed by a boost to the prostate and periprostatic tissue, for total doses of 50.4 and 54 Gy, respectively. The patients will then undergo radical prostatectomy between 4-8 weeks after completion of radiation.