Six 975X Enthusiast Motherboards for Today and Tomorrow

Intel D975XBX

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Intel D975XBX (Rev. AA)
PlatformSockel LGA775
NorthbridgeIntel 975X (Rev. 00)
SouthbridgeIntel ICH7R (82801 GB)
Phasen5-Phasen Regulator
BIOSBX97510J.86A.0807.2006.0314.1158
Clock ChipICS 954519BGLF
Clock Setting in BIOSMeasurement
266.6 MHz (FSB1066)266.7 MHz (0.00%)
SPD Memory Timing RecognitionTiming Result
DDR2-667CL 4.0-4-4-8
Interfaces
Connectorsonboard / IO - panel
USB 2.04 / 4
IEEE1394/Firewire1 / 2
Serial COM Portnone / 1
Parallel LPT Portnone / 1
Gamenone
LANnone / 1
WLANnone
SATA8 / none
Audio analogLineIn CD / 7.1 Cannels
Audio digitalnone / chinch and optical Out
Connectorsonboard only
PCIe 16x2
PCIe 4x0
PCIe 1x2
PCI2
IDE (PATA)2 (4 channels)
Fan 4 pins (CPU)1
Fan 3 pins (System)2
Mass Storage Controller
ICH71x IDE (ATA100)4x SATA (RAID 0,1,5,10)
Silicon Image Si3114CTU4x SATA (RAID 0,1,0+1,5)
LAN
Intel PC82573L PCIe1x 1 Gbit/s LAN
Audio
Sigmatel STAC9221D5AC97 (High Definition Audio)
IEEE1394/Firewire
Texas Instrument TSB43AB232x 1394a (400 Mbit/s)

Patrick Schmid
Editor-in-Chief (2005-2006)

Patrick Schmid was the editor-in-chief for Tom's Hardware from 2005 to 2006. He wrote numerous articles on a wide range of hardware topics, including storage, CPUs, and system builds.