Here is the motherboard list for Emachines. Google and DEX search will be your friend if you want to know more. Emachines invariably load a simplified OEM bios, which offer minimal user interaction, and upgrading the bios, except for official Emachines upgrades, is full of complications. Drivers and manuals can be found at Emachines, Gateway and the manufacturers websites:
http://www.dexplor.com/phpBB2/viewtopic.php?f=13&t=7747291KEY: Model - North & South Bridge - Audio - LAN - Onboard Graphics & Slot - CPU Socket - Gateway Part Number where available
Asus A7V8X-LA - VIA KM400A VT8237 - ALC658 - VT6103 - VIA Unichrome Graphics AGP8X/4X - SKTA
ECS L4S5MG - SIS 650GX SIS 962L - CM19738/ALC201A - RTL8100B - SiS Real256E Graphics AGP4X - SKT478
ECS L7VMM - VIA KM266 VT8233A - ALC201A - RTL8100B - S3 ProSavage8 Graphics AGP4X - SKTA
ECS L7VMM2 - VIA KM266 VT8235 - VIA VT1612A - RTL8139 VT6103 - S3 ProSavage8 Graphics AGP4X - SKTA
ECS C51PVGM-M (DDR2) - NV 6150LE NV 410 - ALC883 - RTL8100C - GeForce 6150 PCI-Ex16 - SKTAM2
ECS 945GCT-M3 (FSB800) - Intel 945GC ICH7 - Realtek ALC883 - RTL8100C - GMA950 PCI-Ex16 - SKT775 - 4006188R
FIC AM35 - VIA KM266 VT8233A - VIA Audio - RTL8100B - S3 ProSavage8 Graphics AGP4X - SKTA
FIC AM37 - VIA KM266 VT8235 - VIA Audio - RTL8100B - S3 ProSavage8 Graphics AGP4X - SKTA
FIC AM39L (K7M-400) - VIA KM400A VT8235 - ALC650 - VT6103L - VIA Unichrome Graphics AGP8X - SKTA
FIC AU31 (K7M-NF18G) - nVidia nForce2 - ALC650 - RTL8201BL - GeForce4 MX AGP8X - SKTA
FIC FW37T - Intel 810e ICH2 - Unknown - None - Intel 810e - SKT370
FIC K7MNF-64 - nVidia nForce2 IGP - ALC655 - Onboard LAN - GeForce4 MX Graphics AGP8X/4X - SKTA
FIC K8M-800M - VIA K8M800 VT8237 - ALC655 - RTL8100C - S3 Unichrome Pro AGP8X - SKT754
FIC K8MC51G - NVC51G MCP51G - ALC655 - Broadcom AC131 - GeForce 6100 PCI-Ex16 - SKT754 - 4006107R
FIC VC31 - Intel 845 ICH2 - Unknown - RTL8100 - None AGP4X - SKT478
FIC VC37 - Intel 845GL ICH4 - ALC655 - RTL8100C - Extreme Graphics 2 - SKT478
FIC VC37GV - Intel 845GV ICH4 - ALC650 - RTL8100B - Extreme Graphics 2 - SKT478
FIC VG31 - Intel 845G ICH4 - ALC650 - RTL8100B - Extreme Graphics 2 AGP4X - SKT478
FIC VG33 - Intel 845GE ICH4 - ALC202A - RTL8100BL/Intel 82562ET - Extreme Graphics 2 AGP4X - SKT478
FIC VI39L - SIS 651 SIS 962L - ALC202A - RTL8201 - SIS AGP4X - SKT478
FIC VL33G (P4M-865G MAXII) - Intel 865G ICH5 - ALC655 - RTL8101 - Extreme Graphics 2 AGP8X - SKT478
FIC VL35G (P4M-865G MAX) - Intel 865G ICH5 - ALC650 - RTL8101B - Extreme Graphics 2 AGP8X - SKT478
Intel D845GVSR Seabreeze - Intel 845GV ICH4 - ALC202A/AD1981B - Intel 82562ET - Extreme Graphics 2 - SKT478
Intel D865GVHZ Hazelton - Intel 865GV ICH5 - ALC202A - Intel 82562EZ - Extreme Graphics 2 - SKT478
Intel D915GAGL Augsburg - Intel 915GV ICH6 - ALC860 - Intel 82562EZ - GMA900 PCI-Ex16 - SKT775 - 4006154R
Intel D915GVWB Augsburg - Intel 915GV ICH6 - ALC860 - Intel 82562EZ - GMA900 - SKT775
Intel D101GGC Grant County 101 (DDR) - ATI RC410 IXP450 - ALC861 - RT8101L - ATI X300 PCI-Ex16 - SKT775 - 4006117R
Intel D102GGC2 Grant County 102 (DDR2) - ATI RC410 IXP450 - ALC861 - RT8101L - ATI X300 PCI-Ex16 - SKT775 - 4006149R
Intel D945GCCR Coconut Creek (FSB800) - Intel 945GC ICH7 - Realtek ALC883 - Intel 82562G - GMA950 PCI-Ex16 - SKT775 - 4006181R
Intel D945GCL Coryville and Coryville2 (FSB1066) - Intel 945G ICH7 - Sigmatel 9220 - Intel 82562G - GMA950 PCI-Ex16 - SKT775 - 4006158R and 4006173R
MSI MS-6191 - AMD Irongate and 756 - Creative ES1373 - Unknown - AGP (3.3V) - SlotA
MSI MS-6714 (845GVM-L) - Intel 845GV ICH4 - ALC650 - RTL8101 - Extreme Graphics AGP4X - SKT478
MSI MS-6734 (KM4M-L) - VIA KM400 VT8235 - ALC655 - VT6103 - VIA Unichrome AGP8X/4X - SKTA
MSI MS-6741 (K8TM-ILSR) - VIA K8T800 VT8237 - ALC655 - VT6103 - S3 Unichrome Pro AGP8X/4X - SKT754
MSI MS-6777 (K7N2GM-L) - nForce2 MCP2 - ALC650 - RTL8201BL - GeForce4 MX AGP8X/4X - SKTA
MSI MS-7003 (RS3M-IL) - ATI Radeon 9100 IXP150 - ALC655 - RTL8100C - Radeon 9100 Graphics AGP8X/4X - SKT478
MSI MS-7061 (KM3M-V) - VIA KM266PRO VT8237 - VIA 1617A - VT6103 - ProSavage8 Graphics AGP4X - SKTA
MSI MS-7093 (RS480M2-IL) - ATI RS480 SB400 - ALC658C - RTL8100C - ATI X200 PCI-Ex16 - SKT939
MSI MS-7142 (K8MM-V) - VIA K8M800-CE VT8237R - VT1617A - VT6103L - S3 Unichrome AGP8X/4X - SKT754
MSI MS-7145 (RS480M-IL) - ATI RS480 SB400 - ALC655 - RTL8100C - ATI X200 PCI-Ex16 - SKT754
MSI MS-7173 (RC410M-L) - ATI RC410 SB450 - ALC880 - RTL8100C - ATI X300 PCI-Ex16 - SKT775
MSI MS-7184 - ATI RS480 SB400 - ALC658C - RTL8100C - ATI X200 PCI-Ex16 - SKT939
MSI MS-7207 (K8NGM2-L) - NVC51G MCP51G - ALC880 - RTL8201C - GeForce 6100 PCI-Ex16 - SKT939 - 4006127R
Trigem Alaska-3 - Intel 845GV ICH4 - AD1981A/Realtek - RTL8100B - Extreme Graphics 2 - SKT478
Trigem Anaheim-2/2A - Intel 810 - CS4280 - None - Intel Direct AGP - SKT370
Trigem Anaheim-3 - Intel 810e - CS4280 - None - Unknown - SKT370
Trigem Calgary - Intel 440LX - CS4280/CS4297 - None - ATI Rage XL - Unknown
Trigem Cognac - Intel 810 - CS4299 - None - Intel Direct AGP - SKT370
Trigem Cognac+ - Intel 810 - Intel 82801AA - None - Unknown - SKT370
Trigem Como-III - Intel 440EX - CS4235B - None - ATI Rage IIC - SLOT1
Trigem Delhi-3 - VIA Apollo MVP3 - CS4237 - None - ATI Rage IIC - SKT7
Trigem Dublin - Intel 845 ICH2 - AD1886 CS4201 - AN983B - Extreme Graphics AGP4X - SKT478
Trigem Florida-C - Intel 440LX - CS4280 - None - ATI Rage IIC - SKT370
Trigem Florida-TG/TGA - Intel 440LX - CS4280 - None - ATI Rage Pro Turbo - SKT370
Trigem Imperial - Intel 845GV/GL/G - AD1886/ALC202a - RTL8139 - Extreme Graphics 2 - SKT478
These boards are commonly referred to as Imperial-GV, Imperial-G, Imperial-GL and Imperial-GLVE.
Trigem Liverpool - Intel 850 - Intel 82801 - None - nVidia TNT - SKT423
Trigem Lomita - Intel 810e - AD1886A - None - Onboard Intel 810e - SKT370
Trigem Napoli-2/2A - Intel 440BX - CS4280/CS4281 - None - Unknown - SLOT1
Trigem Pinole - Intel 810 - CS4299 - None - Unknown - Unknown
Trigem Santa Fe - VIA VT8365A VT82C686B - Unknown - RTL8138C - Onboard and AGP4X - SKTA
Thanks to all the intrepid members who have rolled their sleeves up and had a look inside their eMachines. It's the only way to find out sometimes. Will add the new Socket AM2 boards when I know more.
30th. August 2007.