The HP dx2250 RT978UT MT is powered by an AMD 64 3800+ 2.4GHz CPU with Hypertransport. Dressed in a chassis offering a world of expandability and upgrade options, this dx2250 dances through the most complex applications with efficiency. Boasting 1GB of DDR2 RAM and a 160GB SATA II hard drive with 8MB cache, this machine delivers outstanding versatility and exceptional multimedia capability for business or high-functioning home use. Featuring a SATA dual layer DVD±RW optical drive with LightScribe that's great for multimedia entertainment and data backup, plus making your own CDs and DVDs, Realtek ALC861 audio, integrated ATI X300 graphics, integrated 10/100 LAN, along with HP's stellar contingent of stunning technologies.