Speed Dragon SD-AS6421-1A2IR Driver Download
The SD-AS6421-1A2IR is a device manufactured by Speed Dragon. This version of "DL-0311112_Win_V540A.zip" has been downloaded 55 times with a user rating of 4 out of 5 stars, based on 5 reviews. Compatibility for this driver update includes PCs running Windows operating systems such as Windows Vista and Windows XP. The total disk space used for this update is 11.3 MB.
Supported Models
SD-AS6421-1A2IR
VIA AHCI Controller
VIA CX700/VX700 RAID Controller
VIA RAID Controller
VIA SATA RAID Controller
VIA VT6410 RAID Controller
VIA VT6421 RAID Controller
VIA VT8237A RAID Controller
Manufacturers
Supported Operating Systems
Windows Vista, Windows 2003, Windows XP, Windows XP (64 bit), Windows 2000, Windows NT4, Windows NT3.51, Windows ME, Windows 98SE
File Name
Versions
2.0.950.540 (2006-11-08) via .inf
5.2.3790.540 (2006-11-08) via .inf
5.1.2600.540 (2006-11-08) via .inf
4.0.1381.540 (2006-11-08) via .inf
Additional Notes
SD-AS6421-1A2IR
PCI Multi I/O RS-232 Controller Card (1-Serial Port) Driver File
Uploaded By
Manivannan (DG Staff Member) on 27-Nov-2007
Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| Windows/0X0409.INI | 4.1 KB | 2 May 2002 |
| Windows/ASIA.SLF | 36.3 KB | 27 Apr 2005 |
| Windows/DIFXAPI/X64/DIFXAPI.DLL | 414.6 KB | 18 Nov 2005 |
| Windows/DIFXAPI/X86/DIFXAPI.DLL | 331.2 KB | 14 Apr 2005 |
| Windows/ENGLISH.SLF | 6.7 KB | 18 Feb 2006 |
| Windows/EUROPE1.SLF | 60.5 KB | 27 Apr 2005 |
| Windows/EUROPE2.SLF | 49.9 KB | 27 Apr 2005 |
| Windows/EUROPE3.SLF | 51.0 KB | 27 Apr 2005 |
| Windows/EUROPE4.SLF | 27.1 KB | 27 Apr 2005 |
| Windows/INSTMSIA.EXE | 1.7 MB | 11 Mar 2002 |
| Windows/INSTMSIW.EXE | 1.8 MB | 11 Mar 2002 |
| Windows/ISSCRIPT.MSI | 631.8 KB | 13 Jun 2002 |
| Windows/LICENSE.MLF | 2.8 KB | 27 Apr 2005 |
| Windows/PCIENUM.SYS | 281.7 KB | 12 Aug 2005 |
| Windows/Platform.msi | 2.7 MB | 26 Jul 2006 |
| Windows/RaidTool/RaidUtl.dll | 53.2 KB | 20 Dec 2006 |
| Windows/RaidTool/RaidUtlNT.dll | 45.1 KB | 22 Dec 2006 |
| Windows/RaidTool/Utility/ErrList.mlf | 5.2 KB | 4 Mar 2006 |
| Windows/RaidTool/Utility/Language/Lang_DE.dll | 438.3 KB | 28 Dec 2006 |
| Windows/RaidTool/Utility/Language/Lang_FR.dll | 438.3 KB | 28 Dec 2006 |
| Windows/RaidTool/Utility/Language/Lang_NL.dll | 438.3 KB | 27 Dec 2006 |
| Windows/RaidTool/Utility/Language/lang_CN.dll | 393.2 KB | 27 Dec 2006 |
| Windows/RaidTool/Utility/Language/lang_EN.dll | 421.9 KB | 27 Dec 2006 |
| Windows/RaidTool/Utility/Win2000-xp/drvInterface.dll | 196.6 KB | 27 Dec 2006 |
| Windows/RaidTool/Utility/Win98-me/drvInterface.dll | 184.3 KB | 21 Dec 2006 |
| Windows/RaidTool/Utility/Winnt40/drvInterface.dll | 184.3 KB | 21 Dec 2006 |
| Windows/RaidTool/Utility/raid_tool.exe | 4.6 MB | 28 Dec 2006 |
| Windows/RaidTool/component.cif | 966 bytes | 26 Dec 2006 |
| Windows/SETUP.EXE | 217.1 KB | 26 Jul 2006 |
| Windows/SETUP.MLF | 233.1 KB | 18 Feb 2006 |
| Windows/SETUP.SCF | 602 bytes | 26 Dec 2006 |
| Windows/Setup.ini | 1.2 KB | 26 Jul 2006 |
| Windows/VIASETUP.DLL | 106.5 KB | 12 Aug 2005 |
| Windows/VIAStor/DRIVER/Raid/win9x/VIAMRAID.INF | 3.2 KB | 8 Nov 2006 |
| Windows/VIAStor/DRIVER/Raid/win9x/VIAMVSD.vxd | 13.3 KB | 23 Nov 2005 |
| Windows/VIAStor/DRIVER/Raid/win9x/viamraid.mpd | 102.5 KB | 8 Nov 2006 |
| Windows/VIAStor/DRIVER/Raid/winnt40/viamraid.inf | 2.4 KB | 8 Nov 2006 |
| Windows/VIAStor/DRIVER/Raid/winnt40/viamraid.sys | 116.7 KB | 8 Nov 2006 |
| Windows/VIAStor/DRIVER/Raid/winxp/VIAMRAID.INF | 2.6 KB | 8 Nov 2006 |
| Windows/VIAStor/DRIVER/Raid/winxp/viamraid.cat | 8.8 KB | 19 Dec 2006 |
| Windows/VIAStor/DRIVER/Raid/winxp/viamraid.sys | 102.9 KB | 8 Nov 2006 |
| Windows/VIAStor/DRIVER/Raid/x64/VIAMRX64.INF | 2.6 KB | 8 Nov 2006 |
| Windows/VIAStor/DRIVER/Raid/x64/viamrx64.cat | 8.8 KB | 19 Dec 2006 |
| Windows/VIAStor/DRIVER/Raid/x64/viamrx64.sys | 165.9 KB | 8 Nov 2006 |
| Windows/VIAStor/InsStX64.exe | 30.2 KB | 20 Dec 2006 |
| Windows/VIAStor/InsStor.exe | 45.1 KB | 16 Nov 2006 |
| Windows/VIAStor/MRaid.dll | 41.0 KB | 14 Dec 2005 |
| Windows/VIAStor/RunAPP.exe | 32.8 KB | 12 Jul 2006 |
| Windows/VIAStor/StorDifx.dll | 57.3 KB | 4 May 2006 |
| Windows/VIAStor/VSDINST.DLL | 73.7 KB | 16 Nov 2006 |
| Windows/VIAStor/component.cif | 2.2 KB | 26 Dec 2006 |
| Windows/VIAStor/viastor.dll | 61.4 KB | 16 Nov 2006 |
| Windows/drvdisk/AMD64/2003x64/VIAMRX64.INF | 2.6 KB | 8 Nov 2006 |
| Windows/drvdisk/AMD64/2003x64/viamrx64.cat | 8.8 KB | 19 Dec 2006 |
| Windows/drvdisk/AMD64/2003x64/viamrx64.sys | 165.9 KB | 8 Nov 2006 |
| Windows/drvdisk/AMD64/txtsetup.oem | 799 bytes | 21 Jul 2006 |
| Windows/drvdisk/i386/NT4/viamraid.inf | 2.4 KB | 8 Nov 2006 |
| Windows/drvdisk/i386/NT4/viamraid.sys | 116.7 KB | 8 Nov 2006 |
| Windows/drvdisk/i386/NT5/VIAMRAID.INF | 2.6 KB | 8 Nov 2006 |
| Windows/drvdisk/i386/NT5/viamraid.cat | 8.8 KB | 19 Dec 2006 |
| Windows/drvdisk/i386/NT5/viamraid.sys | 102.9 KB | 8 Nov 2006 |
| Windows/drvdisk/i386/txtsetup.oem | 865 bytes | 15 Dec 2006 |
| Windows/drvdisk/txtsetup.oem | 2.3 KB | 15 Dec 2006 |
| Windows/english.dll | 434.2 KB | 30 Nov 2006 |
How to Update SD-AS6421-1A2IR Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the SD-AS6421-1A2IR 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 Speed Dragon SD-AS6421-1A2IR 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 Driver Update Utility for Speed Dragon SD-AS6421-1A2IR. It is a software utility which automatically finds and downloads the right driver.
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.