My home is D-Link DIR-320. First enough, but if Wi-Fi connects multiple devices and they all shake their torrents, WiFi clogged with packages and sooo much brakes. To solve this problem looked in the direction of any LinkSys device on the order better quality of communication. Are more expensive, but the quality is worth it Cisco.
So if wireless will swing the torrents on different machines, then my advice is — LinkSys