Raspberry Pi Overclocking

arm_freq=950 core_freq=450 isp_freq=450 sdram_freq=450 over_voltage=6 disable_overscan=1 gpu_mem=100 start_file=start_x.elf fixup_file=fixup_x.dat sdtv_mode=2

arm_freq=900 core_freq=250 sdram_freq=450 over_voltage=2

arm_freq=950 core_freq=250 sdram_freq=450 over_voltage=6