Marquis K821 Specifications.

Motherboard:
ASUS M4A785-M micro ATX motherboard

CPU:
AMD® Athlon® II X2 processor, 45nm, 2x1M L2 cache, Socket AM3, 2-core
AMD® Phenom® II X2 processor, 45nm, 2x512K L2 cache, up to 6M L3 cache, Socket AM3, 2-core
AMD® Phenom® II X3 processor, 45nm, 3x512K L2 cache, up to 6M L3 cache, Socket AM3, 3-core
AMD® Phenom® II X4 processor, 45nm, 4x512K L2 cache, up to 6M L3 cache, Socket AM3, 4-core
AMD® Phenom® II X6 processor, 45nm, 6x512K L2 cache, up to 6M L3 cache, Socket AM3, 6-core

64-bit integer registers, 128-bit SSE/SSE2 registeres
48-bit virtual addresses, 40-bit physical addresses
AMD 64-bit x86 instruction set extensions

Chipset:
ATI 785G and SB710 chipsets

Memory Subsystem:
Four DIMM banks supporting up to 8GB1 DDR2-800 unbuffered non-ECC or ECC SDRAM memory, single or dual channel (128-bit) memory access

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

Graphic Subsystem:
Onboard Radeon HD 4200 GPU supporting dual head2 display, dual VGA output (DVI-D or HDMI and RGB), 32MB-512MB shared system memory (128MB default)

Hard Disk Subsystem:
Up to four Serial ATA hard drives in capacity from 80GB to 2TB. These drives can be configured as standalone unit or disk array(s) using the Linux software RAID (821-T) or hardware RAID (821-TR2) (level 0, 1, 5, 10, hotspare supported)

SCSI Subsystem:
Onboard SB710 Serial ATA II (3GB/s) controller, six ports
(821-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:
Single channel Ultra ATA/133 bus mastering IDE controller

CD-ROM Subsystem:
24X DVD+-RW dual layer optical burner, Serial ATA interface

Sound Subsystem:
Onboard VIA VT1708S 7.1 channel3 audio CODEC

Network Subsystem:
Onboard Realtek 8112L Gigabit Ethernet adapter

System Slots:
One (1) PCI Express x16 v2.0 slot (slot used on 821-TR2)
One (1) PCI Express x1 slot
Two (2) 32-bit/33MHz PCI slots

System I/O:
Six (6) USB 2.0 ports (rear access)
Two (2) USB 2.0 ports (front access)
One (1) PS/2 Mini DIN keyboard port
One (1) RJ-45 Ethernet port
One (1) DB15 RGB monitor port
One (1) DVI-D4 digital monitor port
One (1) HDMI port
Line-In, Line-Out, Microphone ports

Floppy Drive:
None

Mouse:
Logitech Optical Wheel Mouse, USB

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 2.0 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
(821-T) Four (4) internal 3.5" fixed drive bays (optional hotswap SATA backplane)
(821-TR2) SATA/SAS backplane with four (4) hotswap drive bays
One (1) 12cm outtake fan, ball bearing, low noise
(821-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, 32-bit or 64-bit operating system

  1. 128MB of physical memory is allocated for the onboard GPU video ram.
  2. Dual head display requires one analog and one digital monitors.
  3. Only the basic audio output is supported under Linux.
  4. This port does not support an analog monitor.
Phone: 1.877.ASL.3535