树莓派3B+ 开启超频

sudo vim /boot/config.txt　　// 将你要修改的值添加到该文件尾部

# CPU超频

arm_freq = 1375

over_voltage = 6

core_freq = 550

# GPU超频
gpu_freq = 550
# 内存
sdram_freq = 550
sdram_schmoo = 0x02000020
over_voltage_sdram_p = 6
over_voltage_sdram_i = 4
over_voltage_sdram_c = 4
# SD卡超频
dtparam = sd_overclock = 100

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来源： https://www.cnblogs.com/arno-liu/p/14184107.html