VIA Tech Standard PCI to ISA Bridge Driver Download
The Tech Standard PCI to ISA Bridge is a device manufactured by VIA. You can unlock features and improve performance by updating its driver. This driver - "4in1--AGP4.25aIDEBusmasterIRQRouting4in14251a.zip" - has been downloaded 14,518 times and is rated 5 out of 5 stars based on 104 reviews. Visitors have successfully installed this driver on PCs running Windows 7 and Windows XP. The total disk space used for this update is 846.9 KB.
Supported Models
All VIA Chipsets
Motherboards with VIA Chipsets
Primary Bus Master IDE Controller (dual fifo)
Secondary Bus Master IDE Controller (dual fifo)
VIA Bus Master PCI IDE Controller
VIA CPU to AGP Controller
VIA Tech CPU to AGP Controller
Manufacturers
Supported Operating Systems
Windows 2003, Windows XP, Windows 2000, Windows NT4, Windows NT3.51, Windows ME, Windows 98SE, Windows 98, Windows 95, Windows 3.1
File Name
Versions
5.00.00.0404 (2000-08-01) via .inf
5.00.00.0404 (2000-08-08) via .inf
5.00.00.0102 (2000-08-01) via .inf
Additional Notes
The 4 in 1 VIA Chipset Driver includes
AGP Drivers
IDE Busmaster Driver
IRQ Routing Driver
Uploaded By
zaphod beeblebrox (DG Member) on 17-Jan-2001
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Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| 4in1425(1)a/4in1425(1)a/layout.bin | 609 bytes | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/Readme.txt | 3.2 KB | 31 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/AGP33/Viagart.vxd | 11.8 KB | 16 Nov 1999 |
| 4in1425(1)a/4in1425(1)a/AGP33/VIAGART.INF | 434 bytes | 16 Nov 1999 |
| 4in1425(1)a/4in1425(1)a/DMATOOL/SETDMA.EXE | 145.9 KB | 24 Jan 2000 |
| 4in1425(1)a/4in1425(1)a/_sys1.cab | 175.5 KB | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/IRQ/VTNIRQ.PCI | 3.9 KB | 2 Mar 1999 |
| 4in1425(1)a/4in1425(1)a/WINNT/VIAIDE.INF | 22.4 KB | 1 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/WINNT/VIADSK.SYS | 47.0 KB | 20 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/_Setup.dll | 11.3 KB | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/WIN9X/VIAVSD.INF | 1.5 KB | 1 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/WIN9X/VATAPI.VXD | 8.8 KB | 20 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/setup.lid | 49 bytes | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/_ISDel.exe | 8.7 KB | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/AGP/OEM.REG | 128 bytes | 10 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/AGP/VIAGART.VXD | 13.8 KB | 10 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/AGP/VIAGART.INF | 2.1 KB | 10 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/Setup.exe | 61.4 KB | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/DATA.TAG | 113 bytes | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/INSTALL.DAT | 81 bytes | 15 Feb 1999 |
| 4in1425(1)a/4in1425(1)a/os.dat | 450 bytes | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/setup.ins | 152.6 KB | 8 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/data1.cab | 469 bytes | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/SETUP.INI | 89 bytes | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/_inst32i.ex_ | 296.7 KB | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/WIN2K/VIAAGP1.SYS | 23.3 KB | 10 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/WIN2K/VIAAGP1.INF | 2.9 KB | 10 Aug 2000 |
| 4in1425(1)a/4in1425(1)a/_user1.cab | 127.4 KB | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/lang.dat | 23.5 KB | 1 Sep 2000 |
| 4in1425(1)a/4in1425(1)a/Inf/WIN98SE/VIAMACH.CAT | 6.8 KB | 27 Apr 2000 |
| 4in1425(1)a/4in1425(1)a/Inf/WIN98SE/VIAMACH.INF | 4.1 KB | 5 Apr 2000 |
| 4in1425(1)a/4in1425(1)a/Inf/WIN95/VIAMACH.INF | 5.0 KB | 5 Apr 2000 |
| 4in1425(1)a/4in1425(1)a/Inf/WIN2000/VIAMACH.CAT | 6.6 KB | 27 Apr 2000 |
| 4in1425(1)a/4in1425(1)a/Inf/WIN2000/VIAMACH.INF | 2.1 KB | 5 Apr 2000 |
| 4in1425(1)a/4in1425(1)a/Inf/WINME/VIAMACH.CAT | 6.4 KB | 30 Jun 2000 |
| 4in1425(1)a/4in1425(1)a/Inf/WINME/VIAMACH.INF | 2.6 KB | 5 Apr 2000 |
| 4in1425(1)a/4in1425(1)a/Inf/WIN98/VIAMACH.INF | 5.6 KB | 5 Apr 2000 |
| 4in1425(1)a/RELEASE.doc | 46.1 KB | 8 Sep 2000 |
How to Update VIA Tech Standard PCI to ISA Bridge Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the VIA Tech Standard PCI to ISA Bridge driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter VIA Tech Standard PCI to ISA Bridge into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the VIA Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the VIA website. Most major device manufacturers update their drivers regularly.
Step 2 - Install Your Driver
Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.
How to Open Device Manager
In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager
In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager
In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager
In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager
In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button
How to Install a driver from Device Manager
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
Click the Update Driver button and follow the instructions.
In most cases, you will need to reboot your computer in order for the driver update to take effect.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.