This deal has ended.
Newegg has the 16" HP G60-230US Notebook on sale for just $449.99 after this $50 mail-in rebate (rebate expires 6/27, though price will likely change before then). This model features a 2.0GHz Intel dual-core processor, 3GB memory, 320GB hard drive, CD / DVD burner, memory card reader, wireless networking, and Windows Vista Home Premium. Currently, this is only available for back order. There no tax (except CA, TN, NJ).