Product Detail <B>Computer Features:</B> 3D Graphics <B>Processor:</B> Up to 3.2 Ghz Intel Core i5 655K <B>Hard Drive Speed:</B> 7200 RPM <B>Hard Drive Capacity:</B> 1TB Hard Drive Capacity <B>Hard Drive Interface:</B> SATA II <B>System Bus Speed:</B> Up to 1333 Mhz <B>System RAM:</B> 4 GB, Expandable To 16 GB <B>Memory RAM Type:</B> DDR3; 2x2GB <B>RAM Expansion Slots:</B> 4 <B>Cache Memory Installed Capacity:</B> 4MB L3 Cache <B>Operating System:</B> Windows 7 Home Premium 64-bit <B>Optical Drive Type:</B> DVD±RW/CD-RW Drive <B>Input Type(s):</B> RJ-45, PS/2 <B>Output Type(s):</B> Audio <B>IEEE 1394 (Firewire) Ports:</B> 0 <B>USB 2.0 Ports:</B> 12 <B>VGA Ports:</B> 0 <B>Built-In Graphics Card Type:</B> ATI Radeon HD 5850 1GB <B>Audio Features:</B> 8-Channel Audio <B>Accessories Included:</B> Gaming Mouse, Gaming Keyboard <B>Dimensions:</B> Length: 17.4 "; Width: 7.9 "; Depth: 17.0 " <B>Product Weight:</B> 30.0 Lb. <B>Warranty Description:</B> 1 Year Limited Manufacturer Warranty on Parts and Labor . The "iBuyPower Gaming Desktop Computer - Black Gamer 938TG" is best product for you. We recommended iBuyPower Gaming Desktop Computer - Black Gamer 938TG