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Mega Test: 14 Boards with KT266A and nForce 420D

Up Close & Personal: Features For All Boards Tested, Continued

ManufacturerAbitChaintechAzzaMSIAsusAsusMSI
ProductKR7ACT-7VJDA366A-AVK7T266 Pro2 (MS-6380)A7V266-EA7N266-EK7N420 Pro
Chipset Features
Chipset NameVIA KT266AVIA KT266AVIA KT266AVIA KT266AVIA KT266ANvidia nForce 420DNvidia nForce 420D
PlatformSocket 462Socket 462Socket 462Socket 462Socket 462Socket 462Socket 462
FSB clock (MHz)133.81133.67132.91133.81133.38133.64133.64
CPU clock deviance from nominal (%)0,36%0,255%-0,315%0,36%0,037%0,232%0,232%
NorthbridgeVIA KT266AVIA KT266AVIA KT266AVIA KT266AVIA KT266AnForce IGP-128nForce IGP-128
SouthbridgeVIA VT8233VIA VT8233VIA VT8233VIA VT8233VIA VT8233nForce MCP-DnForce MCP-D
Northbridge fanyesnononoyesyesno
Form factorATXATXATXATXATXATXATX
Memory
Max. memory4096 MB3072 MB3072 MB3072 MB3072 MB30723072
SDRAM slotsnonononononono
DDR SDRAM slots4333333
Standard Components
Dimensions (L x W)30.5 cm x 23.5 cm30.5 cm x 24.3 cm30.5 cm x 22.0 cm30.5 cm x 23.5 cm30.5 cm x 24.5 cm30.5 cm x 24.5 cm30.4 cm x 22.5 cm
PCI slots6555555
AGP4x4x4x4x4x (Pro)4x (Pro)4x
ACR / AMR / CNRno/no/noyes/no/yesno/no/yesno/no/yesyes/no/noyes/no/nono/no/yes
Parallel ports1111111
Serial ports2222222 (1x intern)
USB ports external/internal2/42/22/42/42/42/42/4
Fan connectors3322323
Additional Components
Piezo speaker (onboard)noyesnoyesyesyesyes
Wake on LAN (WOL)yesyesyesyesyesyesyes
Wake on Modem (WOM)yesyesyesyesyesyesyes
Infrared (PIN/COM)yes/yesno/yesyes/yesyes/yesyes/yesyes/yesno/yes
Chassis intrusion sensornononoyesnonono
Temp. sensor for indirect measurementyesyesyesyesyesyesyes
Temp. sensor for thermal diode (direct measurement)nonononononono
Network 100 Mbit/s onboardnononononoRealtek (RTL8100)integrated (nForce)
Drive Interfaces
Standard IDE
Channels/Bandwidth4/ATA1004/ATA1004/ATA1004/ATA1004/ATA1004/ATA1004/ATA100
Additional IDE
ControllerHigh PointnonoPromisePromisenono
Channels/Bandwidth4/ATA100 or ATA133nono4/ATA1004/ATA100nono
SCSI
Controllernonononononono
SCSI connectores (68/50pin)nonononononono
Channels/Bandwidthnonononononono
Onboard Sound
Type (PCI/AC97)noPCI chipAC97AC97PCI chipPCI chipPCI chip
Sound chipnoC3DXVIA VT1611AALC201AC3DXNvidiaNvidia
External jacks (out/in/mic)no1/1/11/1/11/1/11/1/14/1/11/1/1
Internal jacks (in/out/cd)no1/0/11/0/01/1/11/1/11/1/11/1/1
Overclocking
TypeBIOSBIOSBIOSBIOSBIOS/DPIBIOS/DPIBIOS
Multiplier / steps (X)6.0 - 15.0 / 0.55.0 - 12.5 / 0.5no6.0 - 15.0 / 0.55.0 - 13.0 / 0.55.0 - 12.5 / 0.5Auto
FSB - Frequency / steps (MHz)100; 166100; 133 - 166 / 1100; 133 - 166 / 1100; 133100 - 227 / 1100 - 158 / 2100 - 157 / 2
Voltage settings
CPU: range / steps1.500 - 1.8501.750 - 1.850/ 0.025no1.725 - 1.850 / 0.0251.675 - 1.850 / 0.051.075 - 1.850 / 0.051.700 - 1.850 / 0.05
Memory: range / steps2.5 - 2.7 / 0.1nono2.5 - 2.7 / 0.1no2.5 - 2.7 / 0.5no
Chipset: range / stepsnonononononono
Further Details
BiosAwardAwardAwardAMIAwardAwardAward
Versionn/an/a366X-ASV3.1B51004b1000 BETA 179TV1.0B1
Date12/27/200110/17/20019/26/200111/5/200111/15/200111/13/200110/18/2001
Board revisionn/an/a1.2.21-Jul1.01.1
Clock generatorICS 94228 BFCYP 62912RTM560-266RCYP 629531ICS 94228 BFUEVF0138