Dell Home offers the Samsung 51" 600Hz 1080p Plasma HD Television, model no. PN51F5300, for $527.99 with free shipping. That's tied with last week's mention and the best price we've seen for this TV without gift card hassles. (It's a current price low by $121.) Features include a native resolution of 1920x1080 (1080p), 600Hz subfield drive, USB, and two HDMI inputs.