Specifications

Rev 1.0
Page 2 of 17
Product specification.
Motherboard Form Factor
D975XBX: ATX (12.0 inches by 9.60 inches [304.80 millimetres
by 243.84 millimetres])
Motherboard chipset
Intel® 975X Express Chipset consisting of:
• Intel® 82975X Memory Controller Hub (MCH) with Direct
Media Interface
• Intel® 82801GR I/O Controller Hub (ICH7R) or Intel®
82801GH I/O Controller Hub (ICH7DH) supporting Intel®
Matrix Storage Technology
CPU connector type (s370,
slot1 etc)
775
Number of CPUs supported
1
If >1 does it require a
terminator?
N/A
Supported CPU types (C,
P3 or P4 etc)
Celeron D, Pentium, Pentium D, Conroe (Core 2)
Supported CPU speeds
CPU No. CPU speed FSB L2 cache
E6300- E6700 1.86 – 2.66GHz 1066MHz 4MB
955-965 EE 3.46 – 3.73 GHz 1066MHz 2 x 2MB
920-960 3.00 – 3.46 GHz 800 MHz 2 x 2MB
805-840 2.80 - 3.20 GHz 800 MHz 2 MB
620-670 2.80 - 3.80 GHz 800 MHz 2 MB
520-570 2.80 - 3.80 GHz 800 MHz 1 MB
310-355 2.13 - 3.33 GHz 533 MHz 256KB
Front side bus speed
800MHz and 1066MHz
Number of PCI slots
2
PCI slot speeds
33MHz
Number of PCI-E slots
1 x PCI-e x16 (electrical x16 or x8)
1 x PCI-e x16 (electrical x8)
1 x PCI-e x16 (electrical x4)
Number of AGP slots
0
Number of AMR slots
0
Additional slots
3 x PCI-e 16
On board video fitted?
Type
N/A
Ram size?
N/A
Upgradeable?
N/A
Onboard audio fitted? Type
• Intel® High Definition Audio codec (SigmaTel*
STAC9221D)
• Up to 8-channel audio with jack sensing
Front facing audio header
and type
Yes
Audio Upgradeable?
Yes via PCI/PCI-E
Onboard network fitted?
Type
Gigabit (10/100/1000 Mbits/sec) LAN subsystem using the Intel®
82573E/82573L Gigabit Ethernet Controller
Number of network
connections?
1
Upgradeable?
Yes via PCI or PCI-E slot
Onboard SCSI fitted? Type
No
No of channels?
N/A
Manufacturer?
N/A
Model Number?
N/A