Full Details from Amazon.com : http://www.amazon.com/gp/product/B0062QDRGU?tag=onigi-20<br /><br />Dell Studio XPS 8100 G3HR7 Desktop (DT) Motherboard Systemboard Mainboard<br /><br />Chipset Intel H57 Supported Processors Intel Core i7-870 Intel Core i7-860 Intel Core i7-750 Intel Core i5-670 Intel Core i5-661 Intel Core i5-660 Intel Core i5-650 Intel Core i3-540 Intel Core i3-530 <br />Supported Memory Connectors four internally-accessible DDR3 DIMM sockets Capacities 1 GB 2 GB and 4 GB Memory type 1066-MHz or 1333-MHz DDR3 DIMM non-ECC memory only Memory configurations possible 4 GB 6 GB 8 GB 12 GB and 16 GB 64-bit operating system Audio Integrated 71 channel High Definition audio with SPDIF support <br />Video Intel Graphics Media Accelerator HD Expansion Capabilities PCI one 124-pin conncetor PCI Express x1 two 36-pin connectors PCI Express x16 one 164-pin connector <br />Peripheral Interfaces Network adapter RJ45 connector USB two top-panel two front-panel and four back-panel USB 20-compliant connectors Audio top panel - one headphone and one microphone connector back panel - six connectors for 71support SPDIF one SPDIF optical connector eSATA one back-panel connector IEEE 1394a one back-panel 6-pin serial connector HDMI 19-pin connector DVI 24-pin connector <br />Motherboard Compatible Part Number G3HR7
