HP has their Pavilion s3600z Slimline Desktop on sale for $379.99 after a $150 instant discount. Click "Customize and Buy," add the 20" monitor, the free upgrade to 3GB memory, and the free upgrade to a 500GB hard drive. At checkout, enter $30 off coupon code SV2132 to drop the final price to $449.99. It also features a 2.3GHz AMD dual-core processor, 16x DVD / CD burner, 15-in-1 memory card reader and Windows Vista Home Premium. Shipping is free with sales tax charged in most states.