Shuttle Intel Atom D2700 2.13GHz Intel NM10/ A and V and GbE/ 40W Slim PC Barebone System, Black XS35V3 No Hard Disk Drive, No Memory, No Opera Ing System Processor Intel Atom D2700 Processor (2.13 GHz,?1MB L2 Cache, Dual Core ; Support Intel Hyper-Threa Ing technology; Supports Up to 10W TDP Chipset Intel NM10 Express Chipset Memory: 2 X 204- InDDR3-1066 SODIMM Slots; Max Capacity?of 4GB Ports: 5 X USB 2.0 Ports (4 rear, 1 by headers); 1 X HDMI Port; 1 X VGA Port; 1 X RJ45 LAN Port; 1 X Microphone In; 1 X Headphone-out Opera Ing System: Compatible with Windows 7 (32-bit) Optical Drive (optional): Supports 1 X optical DVD or Blu-ray Slim line Drive