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Product specification.
Motherboard Form Factor
Motherboard chipset
CPU connector type
Number of CPUs supported
Supported CPU types (C,
P3 or P4 etc)
Supported CPU speeds
Front side bus speed
Number of PCI slots
Number of PCI-E slots
On board video
Onboard audio type
Front facing audio header
Audio Upgradeable
Onboard network fitted
Number of network
connections
Upgradeable?
Number of IDE channels
Number of SATA channels
Maximum number of disks
Rear I/O connectors
Memory type
Number of memory sockets
Maximum memory support
Supported memory speed
MTBF
V1.0
D955XBK: ATX (12.0 inches by 9.60 inches [304.80 millimetres
by 243.84 millimetres])
Intel® 955X Chipset, consisting of:
. Intel® 82955X Memory Controller Hub (MCH)
. Intel® 82801GR I/O Controller Hub (ICH7-R)
. Firmware Hub (FWH) or Serial Interface (SPI) Flash device
LGA775 socket
1
Pentium 4 and Pentium 4 Extreme Edition (EE)
CPU No.
840 EE
800 -840
EE
620-670
520-570
1066MHz and 800MHz
3
PCI slot speeds
33MHz
1 x PCI-e x16 and 1 x PCI-e x16/x4 and 1 x PCIe x 1
No
Intel High Definition Audio subsystem in one of the following
configurations:
• 8-channel (7.1) audio subsystem with five analogue audio outputs and
two S/PDIF digital audio outputs (coaxial and optical) using the Sigmatel
9221 audio codec
Yes
via PCI/PCI-E
Gigabit (10/100/1000 Mbits/sec) LAN subsystem using the
Intel® 82573E/82573V/82574V Gigabit Ethernet Controller
1
Via PCI or PCI-E
1
8 (4 x SATA300 Intel RAID ICH7-R [RAID 0, 1, 0+1 and 5] ) and
(4 x SATA150 Silcon Image RAID Sil 3114 [RAID 0,1 and 0+1])
6 (2 x IDE 2 x SATA) this would require full height ATX case
4 x USB 2
Note 2 x USB 2 front headers
(2 ports per header)
1 x serial
1 x parallel
1 x RJ45 LAN
1 x IEEE1394 (plus two
onboard front headers for an
additional ports IEEE1394a or
b configurable in BIOS)
240-pin DDR2 SDRAM DIMM sockets DDR2 533 and DDR2 667
Four 240-pin DDR2 SDRAM DIMM sockets
Support for up to 8 GB of system memory
DDR 2 533 and DDR2 667
91,425.23 hours
CPU speed
3.20 GHz
2.80 - 3.20
GHz
3.40 GHz
2.80 - 3.80
GHz
2.80 - 3.80
GHz
Page 2 of 17
FSB
L2 cache
800MHz
2 x 1 MB
800 MHz
2 x 1 MB
1066 MHz
512 KB
800 MHz
2 MB
800 MHz
1 MB
1 x MIC
1 x audio out
1 x audio in
1 x PS2 mouse
1 x PS2 keyboard
L3 cache
-
-
2 MB
-
-
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