Graphics: nVidia Graphics Sound: 7.1 channel surround Networking: 10/100/1000 (LAN) Front Panel: 2 x USB, Microphone In, Headphone Out, 1394 Firewire Rear Panel: 8 x USB, 2 x eSATA, Analog Audio I/O, RJ45 LAN, 1394 Firewire, S/PDIF Optical Out Expansion Slots: 2 x PCI Express X16 slot, 1 x PCI Express X4 slot, 1 x 32-bit PCI slot Power Supply: 650 Watt 80 Plus Certified. 80% or greater power efficiency Dimensions: 8.58" x 17.32" x 19.29" (W x H x D)

Operating System:
	Ubuntu 9.10 (Karmic Koala) 64 Bit Linux

Processor:
	Core i7 920 2.66 GHz L2 8 MB QPI 4.8 GTs   Core i7 950 3.06 GHz L2 8 MB QPI 4.8 GTs ( +$395.00 ) Core i7 975 Extreme 3.33 GHz L2 8 MB QPI 6.4 GTs ( +$995.00 )

Memory:
	3 GB - 3 x 1 GB - Kingston HyperX Triple Channel DDR3 - 1600 MHz   6 GB - 3 x 2 GB - Kingston HyperX Triple Channel DDR3 - 1600 MHz ( +$145.00 )

Graphics:
	512 MB nVidia GeForce GTS 250   1 GB nVidia GeForce GTS 250 ( +$45.00 ) 896 MB nVidia GeForce GTX 275 ( +$175.00 ) 1024 MB nVidia GeForce GTX 285 ( +$325.00 )

Storage Options:

need help choosing

500 GB SATA II 300 Mbps – 7200 RPM 32MB Buffer   640 GB SATA II 300 Mbps – 7200 RPM 32MB Buffer ( +$10.00 ) 750 GB SATA II 300 Mbps – 7200 RPM 32MB Buffer ( +$35.00 ) 1 TB SATA II 300 Mbps – 7200 RPM 32MB Buffer ( +$60.00 ) 300 GB Western Digital VELOCIRAPTOR – 10,000 RPM 16 MB Buffer ( +$269.00 ) 80 GB Intel X25-M Solid State Drive ( +$299.00 ) 160 GB Intel X25-M Solid State Drive ( +$590.00 ) 2 TB: 3ware Hardware RAID 0 – 2 x 1000 GB ( +$389.00 ) 600 GB: 3ware Hardware RAID 0 - 2 x 300 GB Western Digital VELOCIRAPTOR ( +$745.00 ) 160 GB: 3ware Hardware RAID 0 - 2 x 80 GB Intel X25-M Solid State Drive ( +$860.00 ) 320 GB: 3ware Hardware RAID 0 - 2 x 160 GB Intel X25-M Solid State Drive ( +$1,349.00 )

Optical Drive:
	CD-RW / DVD-RW

Second Optical Drive:
	no second optical drive   CD-RW / DVD-RW ( +$45.00 )

Wireless:
	no wireless   PCI Express Xtreme 802.11 bgn ( +$79.00 )

LCD Monitor:
	no monitor   19” LG Widescreen LCD (1440 x 900) ( +$155.00 ) 22” LG Widescreen LCD (1680 x 1050) ( +$220.00 ) 24” Viewsonic Widescreen LCD (1920 x 1080) ( +$310.00 ) 28” Hanns G Widescreen LCD (1920 x 1200) ( +$399.00 )

Speakers:
	no speakers   2.0 – Logitech S120 – 2 Satellites ( +$15.00 ) 2.1 – Logitech S220 – 2 Satellites, 1 Subwoofer ( +$39.00 ) 5.1 - Logitech X-540 - Surround Sound Speaker Set - 5 Satellites, 1 Subwoofer ( +$119.00 )

Keyboard and Mouse:
	no keyboard and mouse   Logitech Internet 350 Desktop ( +$35.00 ) Logitech Cordless 1500 Rechargable Desktop ( +$75.00 ) Logitech Cordless Desktop Wave Set ( +$110.00 )

Portable Flash Drive:
	no flash drive   1 GB - Flash Drive ( +$19.00 ) 2 GB - Flash Drive ( +$29.00 ) 4 GB - Flash Drive ( +$45.00 )

Hardware Warranty:
	1 Yr. Ltd. Warranty and 1 Yr. Technical Support   2 Yr. Ltd. Warranty and 2 Yr. Technical Support ( +$119.00 ) 3 Yr. Ltd. Warranty and 3 Yr. Technical Support ( +$195.00 )