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Widescreen support for SiS VGA BIOS based motherboards

A patched bios with a recent SIS video bios fixes issues with widescreen resolutions like 1440x900 or 1680x1050 (Offical SIS FAQ regarding this issue).

With a bios patched for widescreen you will not be able to use: DVI, TV-OUT or (on laptops) LCD. The video bios is missing support for those ports/devices and there's nothing we can currently do about that!

Step-by-step guide for Widescreen support

Follow these steps:

  1. Install the .inf file for your monitor
  2. Install the latest SIS VGA driver

If your problems still persists; please check below if there's a patched BIOS available.

If there's no patched bios for your mainboard: request one in the forum! Make sure to include a DIRECT LINK to your mainboard BIOS.

The following BIOS files have a recent SIS video bios patched in. Which version depends on the integrated graphics core: 2.30.01 for all with PCIID 6325 (SIS 740/65x) and 2.49.00 or 2.51.00 for all with PCIID 6330 (SIS 741/66x).

SiS VGA BIOS patched motherboards bios downloads

Manufacturer Mainboard model Board revision Bios version Filesize Download
abit SG-71 abit SG-71
Acer Aspire T300 E87ML (maybe ECS L4S5MG/651+) Acer Aspire T300 E87ML (maybe ECS L4S5MG/651+)
Acorp CFI-S76 ACorp CFI-S76
Aopen MX-46-533GN AOpen MX-46-533GN
Aopen MX-46-533V AOpen MX-46-533V
Asrock G PRO Asrock G PRO
Asrock GE PRO-HT Asrock GE_PRO-HT
Asrock GE PRO-M Asrock GE PRO-M
Asrock GE PRO-M2 Asrock GE PRO-M2
Asrock P4S61 Asrock P4S61
Asus A6U (Notebook) (untested!) Asus A6U (Notebook) (untested!)
Asus A7S8X-MX Asus A7S8X-MX
Asus A7S266-VM Asus A7S266-VM
Asus A7S266-VM-U2 Asus A7S266-VM-U2
Asus Commando Barebone (LAN) Asus Commando Barebone (LAN)
Asus Commando Barebone (no LAN) Asus Commando Barebone (no LAN)
Asus DiGiMatrix Barebone Asus DiGiMatrix Barebone
Asus P4S8L Asus P4S8L
Asus P4S133-VM (LAN) Asus P4S133-VM (LAN)
Asus P4S133-VM (no LAN) Asus P4S133-VM (no LAN)
Asus P4S333-VF (LAN) Asus P4S333-VF (LAN)
Asus P4S333-VF (no LAN) Asus P4S333-VF (no LAN)
Asus P4S333-VM (LAN) Asus P4S333-VM (LAN)
Asus P4S333-VM (no LAN) Asus P4S333-VM (no LAN)
Asus P4S533-MX Asus P4S533-MX
Asus P4S533-VM Asus P4S533-VM
Asus P4S800-MX Asus P4S800-MX
Asus P4S800-MX SE Asus P4S800-MX SE
Asus P4SC Asus P4SC
Asus P4SC-E Asus P4SC-E
Asus P4SDR-VM Asus P4SDR-VM
Asus P4SGL-MX Asus P4SGL-MX
Asus P4SGL-VM (LAN) Asus P4SGL-VM (LAN)
Asus P4SGL-VM (no LAN) Asus P4SGL-VM (no LAN)
Asus P4SGX-MX Asus P4SGX-MX
Asus P4SP-MX Asus P4SP-MX
Asus P4SP-MX SE Asus P4SP-MX SE
Asus P4SQ Asus P4SQ
Asus Prodigy Barebone (LAN) Asus Prodigy Barebone (LAN)
Asus Prodigy Barebone (no LAN) Asus Prodigy Barebone (no LAN)
Asus Pundit-S Barebone Asus Pundit-S Barebone
Asus Terminator K7 DDR Barebone Asus Terminator K7 DDR Barebone
Asus Terminator P4 Barebone Asus Terminator P4 Barebone
Asus Terminator P4 533 Barebone Asus Terminator P4 533 Barebone
Asus Terminator P4 533A Barebone Asus Terminator P4 533A Barebone
Asus V1-PE1 Asus V1-PE1
ECS 651-M 2.x ECS 651-M (Rev. 2.x)
ECS 661FX-M ECS 661FX-M
ECS K7SOM all revisions ECS K7SOM (all revisions)
ECS K7SOM+ (all options in BIOS unhidden) 5.1 ECS K7SOM+ v5.1 (all options in BIOS unhidden)
ECS K7SOM+ (all options in BIOS unhidden) 5.2 ECS K7SOM+ v5.2 (all options in BIOS unhidden)
ECS K7SOM+ (all options in BIOS unhidden) 7.5 ECS K7SOM+ v7.5 (all options in BIOS unhidden)
ECS L4S5MG/651+ 3.02 ECS L4S5MG/651+ v3.02
ECS L4S5MG/GL ECS L4S5MG/GL
ECS L4S5MG3/651+ 6.0a ECS L4S5MG3/651+ v6.0a
ECS EZ-Buddie D1S4-2/D2S4-2/D3S4-2/D4S4-2 (w/o IEEE1394) EZ-Buddie D1S4-2/D2S4-2/D3S4-2/D4S4-2 (w/o IEEE1394)
ECS EZ-Buddie D1S4-2/D2S4-2/D3S4-2/D4S4-2 (w/ IEEE1394) EZ-Buddie D1S4-2/D2S4-2/D3S4-2/D4S4-2 (w/ IEEE1394)
FIC VI-35L SAQ41 FIC VI-35L (BIOS SAQ41)
FIC VI-39L SAH43 FIC VI-39L (BIOS SAH43)
FIC VI-39L SAL41 FIC VI-39L (BIOS SAL41)
Foxconn 760GXK8MB-(E)RS Foxconn 760GXK8MB-(E)RS
Foxconn K7S741GXMG-6L Foxconn K7S741GXMG-6L
Foxconn 661FX7MF-ERS/-ES/-RS/-S 4A2 Foxconn 661FX7MF-ERS/-ES/-RS/-S (BIOS 4A2)
Foxconn 661FX7MF-ERS/-ES/-RS/-S 4C2 Foxconn 661FX7MF-ERS/-ES/-RS/-S (BIOS 4C2)
Gigabyte 8S651MP-RZ Gigabyte 8S651MP-RZ
Gigabyte 8S651MP-RZC Gigabyte 8S651MP-RZC
Gigabyte 8S651MP-RZ Gigabyte 8S651MP-RZ
Gigabyte 8S651MP-RZC Gigabyte 8S651MP-RZC
Gigabyte 8S661FXM-RZ Gigabyte 8S661FXM-RZ
Gigabyte 8S661FXME-RZ Gigabyte 8S661FXME-RZ
Gigabyte 8S661FXMP-RZ Gigabyte 8S661FXMP-RZ
Gigabyte GA-8S650GXM 1.x Gigabyte GA-8S650GXM (Rev. 1.x)
Gigabyte GA-8S650GXM-P 1.x Gigabyte GA-8S650GXM-P (Rev. 1.x)
Gigabyte GA-8S650GXM-P-C  1.x Gigabyte GA-8S650GXM-P-C (Rev. 1.x)
Gigabyte GA-8S650GXM-P 2.x Gigabyte GA-8S650GXM-P (Rev. 2.x)
Gigabyte GA-8S650GXM-P-C 2.x Gigabyte GA-8S650GXM-P-C (Rev. 2.x)
Gigabyte GA-8S661FXM Gigabyte GA-8S661FXM
Gigabyte GA-8S661FXM-F Gigabyte GA-8S661FXM-F
Gigabyte GA-8S661FXM-775 1.x Gigabyte GA-8S661FXM-775 (Rev. 1.x)
Gigabyte GA-8S661GXM-775 1.x Gigabyte GA-8S661GXM-775 (Rev. 1.x)
Gigabyte GA-8S661GXMP Gigabyte GA-8S661GXMP
Gigabyte GA-8S661GXMP-C Gigabyte GA-8S661GXMP-C
Gigabyte GA-8SIML 1.x Gigabyte GA-8SIML (Rev. 1.x)
Gigabyte GA-8SIML 2.x Gigabyte GA-8SIML (Rev. 2.x)
Gigabyte GA-8SIMLH 2.x Gigabyte GA-8SIMLH (Rev. 2.x)
Gigabyte GA-8SIMLH 3.x Gigabyte GA-8SIMLH (Rev. 3.x)
Gigabyte GA-8SIMLH-P 3.2 Gigabyte GA-8SIMLH-P (Rev. 3.2)
Gigabyte GA-8SIMLH-P-C 3.2 Gigabyte GA-8SIMLH-P-C (Rev. 3.2)
Gigabyte GA-8SIMLH-P 4.x Gigabyte GA-8SIMLH-P (Rev. 4.x)
Gigabyte GA-8SIMLH-P-C 4.x Gigabyte GA-8SIMLH-P-C (Rev. 4.x)
Gigabyte GA-8SIMLH-P-TW Gigabyte GA-8SIMLH-P-TW
Gigabyte GA-8SIMLP Gigabyte GA-8SIMLP
Gigabyte GA-8SKML Gigabyte GA-8SKML
Gigabyte GA-8SKML-C Gigabyte GA-8SKML-C
Gigabyte GA-8SLML Gigabyte GA-8SLML
Gigabyte GA-8SMML Gigabyte GA-8SMML
Gigabyte GA-8SMMLP Gigabyte GA-8SMMLP
Gigabyte GA-K8S760M Gigabyte GA-K8S760M
HP K2-GL6E (ECS L4S5MG3 Rev 3.1) HP K2-GL6E (ECS L4S5MG3 Rev 3.1)
HP Pavillion A810N (Asus K8S-LA) HP Pavillion A810N (ASUS K8S-LA)
Microstar MS-6524 MSI 6524
Microstar MS-6533 (/G/_L/G-L) MSI 6533 (/G/-L/G-L)
Microstar MS-6535 1.0 MSI 6535 v1.0
Microstar MS-6535 3.0 MSI 6535 v3.0
Microstar MS-6540 MSI 6540
Microstar MS-6719 1.1 BIOS 2.x - Medion OEM) MSI 6719 v1.1 (BIOS 2.x - Medion OEM)
Microstar MS-6760 1.1 MSI 6760 v1.1
Microstar MS-7005 1.1 MSI 7005 v1.1
Microstar MS-7005 2.2 MSI 7005 v2.2
Microstar MS-7060 1.2 MSI 7060 v1.2
Microstar MS-7103 7.1 MSI 7103 v7.1
Pc Chips M810D 5.2 PcChips M810D v5.2
Pc Chips M810D 7.5 PcChips M810D v7.5
Pc Chips M810DG 8.0a PcChips M810DG v8.0a
Pc Chips M841 PcChips M841
Pc Chips M841L 1.3 PcChips M841L v1.3
Pc Chips M841 5.1 PcChips M841 v5.1
Pc Chips M863G 1.5 PcChips M863G v1.5
Pc Chips M863G 5.1 PcChips M863G v5.1
Pc Chips M863AG 1.5 PcChips M863AG v1.5
Pc Chips M871G 1.5 PcChips M871G v1.5
SolarEnergy SIS661FX-MN 2.0 SolarEnergy SIS661FX-MN (Rev. 2.0)
SolarEnergy SIS661FX-MN 2.2 SolarEnergy SIS661FX-MN (Rev. 2.2)
SolarEnergy SIS741/741GX SolarEnergy SIS741/741GX
Shuttle SS50C Shuttle SS50C
Shuttle SS51G Shuttle SS51G
Shuttle SS56 Shuttle SS56
Syntax S740MP Syntax S740MP