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Marquis C520 Specifications.

Motherboard:
Intel 975X Core 2 Duo ATX motherboard

CPU:
Intel® Core® 2 Duo processor, 2M or 4M L2 cache, 1066MHz Quad Pumped FSB, Socket 775, .065 micron, dual core

Intel® Core® 2 Duo Extreme processor, 4M L2 cache, 1066MHz Quad Pumped FSB, Socket 775, .065 micron, dual core

Intel® Core® 2 Quad Extreme processor, 4M+4M L2 cache, 1066MHz Quad Pumped FSB, Socket 775, .065 micron, quad core

Chipset:
Intel® 975X Express chipset
IEEE-1394a Firewire controller

Memory Subsystem:
Four DIMM banks supporting up to 8GB DDR2-800 unbuffered ECC SDRAM memory, single or dual channel (128-bit) memory access

Note: 128-bit memory access requires even number of memory modules.

Graphic Subsystem:
ASUS Extreme N6200TC256/TD, Nvidia® GeForce PCX6200TC, PCI-Express x16, 64MB DDR, 350MHZ core, 350mhz DDR memory, 1x400Mhz RAMDAC, one digital port (DVI-D¹), one analog port (DB-15), TV-Out (SVHS), single head display

Note: Connecting two monitors to the analog and digital ports will not enable dual head display.

Hard Disk Subsystem:
Up to four Serial ATA hard drives in capacity from 80GB to 1TB. These drives can be configured as standalone unit or disk array(s) using the Linux software RAID (520-T) or hardware RAID (520-TR2) (level 0, 1, 5, 10, hotspare supported)

SCSI Subsystem:
(520-TR2) 3Ware Escalade 9650SE-4LPML Serial ATA II RAID controller, RAID level 0, 1, 5, 10 & JBOD, PCI-Express x4, 256MB DDR2-533 ECC cache, optional Battery Backup Unit (BBU)

ATA Subsystem:
Intel ICH7R single channel Ultra ATA100 IDE controller
Intel® ICH7R four-port Serial ATA II controller
Marvell® 88SE6145² four-port Serial ATA II controller

CD-ROM Subsystem:
Combo DVD-ROM (16X) and CDROM (52X)/CDR (52X)/RW(24X) drive

Sound Subsystem:
Onboard Sigmatel STAC9274D 8-channel³ (7.1) AC97 audio

Network Subsystem:
Onboard Intel 82573L PCI-Express Gigabit Ethernet controller

System Slots:
One (1) PCI-Express x16 slot (x16 signal)
One (1) PCI-Express x16 slot (x8 signal)
One (1) PCI-Express x16 slot (x4 signal)
Two (2) 32-bit/33MHz PCI slots

System I/O:
One (1) ECP/EPP Bi-directional parallel port
Four (4) USB 2.0 ports (rear access)
Two (2) USB 2.0 ports (front access)
One (1) PS/2 Mini DIN keyboard port
One (1) PS/2 Mini DIN mouse port
One (1) Line in, MIC, and Speaker port
One (1) Center channel and Surround audio out port
One (1) Digital audio out optical port
One (1) RJ-45 Ethernet port
One (1) Firewire port

Floppy Drive:
1.44M 3.5-inch drive⁴

Mouse:
Logitech Optical Wheel Mouse, PS/2

Keyboard:
Keytronic KT-2000 104-key PS/2 keyboard

Chassis:
ATX Mid Tower case, FCC Class B, black bezel (standard) / beige (optional)
Sample Chassis Images:
     Front View, Front View w/ Hotswap Backplane
Two (2) front accessible USB ports
Security locks for the front panel and side panel
450W ATX12V v2.2 power supply with active PFC, 12cm fan, low noise
Three (3) accessible 5.25" drive bays
(520-T) Four (4) internal 3.5" fixed drive bays (optional hotswap SATA backplane)
(520-TR2) SATA/SAS backplane with four (4) hotswap drive bays
One (1) 12cm outtake fan, ball bearing, low noise
(520-T) One (1) 9cm HD cooling fan, ball bearing, low noise
(520-TR2) One (1) 8cm HD cooling fan, ball bearing, low noise
Dimensions: 465mm (D) x 198mm (W) x 425mm (H)

Preinstalled Software:
Red Hat Linux with ASL optimized kernel