This deal has ended.
Buy.com now has this ViewSonic 20" Widescreen LCD Monitor for only $203.95 before a $20 mail-in rebate valid through 6/3 cuts the price to $183.95, the lowest price to-date. Shipping is free and there is no sales tax (except CA, MA, MD, TN). This has 1680 x 1050 resolution, 5ms response time and integrated speakers. New Buy.com customers can use this $15 off $200 coupon and new Google Checkout users can get a $10 off discount for signing up (but you can't get both).