World Wide Stereo via Buy.com offers the Samsung 64" 600Hz 1080p 3D Plasma HD Television, model no. PN64D7000FF, for $1,999.99 with free shipping. (Proceed through final checkout to see this price.) That's the lowest total price we could find by $520. It features a 1920x1080 (1080p) native resolution, 600Hz subfield drive, 0.001ms response time Samsung AllShare technology (which allows you to stream content from compatible DLNA certified-devices wirelessly via an optional USB adapter), two USB ports, four HDMI inputs, and VGA and other video inputs.

Note, it's not guaranteed to arrive before Christmas.