Cisco/Linksys E4200 overclocked to 532 MHz 42
UPDATE: Newer versions of the DD-WRT firmware now include a web-based option for selecting your overclock speed, if it’s supported on your device. You can still follow these steps to overclock (and I recommend you continue reading so you understand what you’re doing), but now you can access overlocking on the Administration/Management tab. […]

How To: Overclock a Cisco/Linksys E4200 Router running DD-WRT