Netgear WNDR3700 N600 Gigabit router. Cheapest it's been for a while, and they're getting harder to find in stock (or more expensive for the few left). Free click-&-collect, or $9.95 …
Cheap Router - Not a modem.
Flash it with DD-WRT and you got a great piece of gear.
[Procedure to flash with DD-WRT](http://forums.dlink.com/index.php?topic=13599.0)
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