please what giga bit router Is best for My needs?

I will Used router with my Dell xps 8500 link to direct Tv Hd dvr receiver I plan used A shaxon,Rosewill,cables umlimited brand Cat 6 cables. The 1st TP-LINK SafeStream TL-R600VPN Gigabit Broadband VPN Router. The second router is Netgear RangeMax Wireless-n gigabit router At costco,3rd option netgear WNDR4300-100NAS N750 Wireless Dual Band Gigabit Router premium Edition at walmart.com any  suggestions, please reply Soon. :emotion-11:

I have A dell xps 8500 desktop pc And direct tv hddvr hr24 Also A Motorola 2210-02 dsl modem I have att dsl 3 meg dsl .