Product   Model Case Lenovo Thinkcentre P/N M58E-7298D9A C/O China Processor   Processor Intel Core 2 duoE7400 Speed supported 2* 2.80 GHz Cache size 3MB Data bus speed 1066 MHz front side bus Chipset Intel GMA X4500 Integrated Memory   Installed Size 2Gb Technology DDR2 Bus 800 MHz Storage   Hard Drive 160 GB SATA Speed 7200 rpm Optical Storage   Type 18x DVD±R/RW SuperMulti drive featuring Labelflash™ Write max: 18x DVD±R, 6x DVD-RW, 8x DVD+RW, 8x DVD±R DL, 12x DVD-RAM, 48x CD-R, 32x CD-RW Read max: 16x DVD-ROM, 48x CD-ROM Supports Labelflash™ on disk printing Communications   Type 56k ITU v.92-ready fax/modem (RJ-11 port) 10/100 Ethernet LAN (RJ-45 port) Marvell® 8056 Gigabit Ethernet I/O ports on the front panel   Interfaces 6 - USB 2.0 (2 front, 4 rear) 2 - PS/2 (keyboard and mouse) 1 - VGA 2 - Audio: headphone (stereo), microphone 6 - Audio ports 1 - RJ-45 Ethernet 1 - RJ-11 modem Dimensions Dimensions Budget desktop system, Small-form-factor PC Graphics   Video adapter Intel GMA X4500 Integrated Audio   Feature High Definition Audio Input Devices   Keyboard PS/2 keyboard Mouse PS/2 mouse Software   Operating System Genuine Microsoft Windows® XP Professional with Vista® Business 32 Licence