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Thunder K8QW (S4881)
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TYAN makes no warranties to the usability of a BIOS on our website and are made available to the public on an "as-is" basis. Upgrading a BIOS without knowing the implications may cause serious adverse affects. Please do not upgrade a BIOS unless directed to do so by a qualified support technician. TYAN is not able to replace mis-used or damaged BIOS chips in the event of a BIOS flash failure. Please contact your dealer for replacements or warranty service.

Date Filename Version
2008/06/27 v.1.09

Problem Fix Description:


* Added to the BIOS menu [Hammer] the ability to set the CPU0 buffer count

* Fixed an issue where no information could be read from any FDD device

2007/10/25 S4881_v108 v1.08
TYAN Thunder K8QW (S4881) V1.08
New features and Fixes :
* Added AMD Errata # 169

2006/09/08 s4881_106 v1.06

TYAN  Thunder K8QW (S4881) V1.06
New features and Fixes :
* Fixed a system reboot issue when using a GeForce 7950 GX2  graphics card
* Changed the bios default setting for the Nvidia RAID to  [Disabled]
* Added IOMMU functionality
* Fixed an issue where the system wouldn't boot from scsi card  with two raid volumes created
* Updated the NVMM to v4.063.01
* Automatically remap CPU APIC ID according to CPU number
* Fixed a SATA RAID Option ROM F10 issue
* Fiexed an issue where you couldn't install an Adaptec RAID card and RedHat3 UP8(2.4 kernel)
* Added support for dual PCIE video cards that has multiple bridge design
* Fixed an automatic fan control issue
* Fixed MP table errors

2006/06/27 s4881_105 v1.05
TYAN  Thunder K8QW (S4881) V.105
New features and Fixes :
* Fixed a CPU command bug for the SMDC card
* Updated CPU temperature display
* Updated the nVidia SATA RAID Option ROM to v5.60
* Fixed a SATA ATAPI boot issue
* Fixed a Windows hang issue between the BMC & the Hardware
* Updated the M4881 Hardware Monitor
* Fixed a sensor error for the BMC
* Fixed a Hot Key issue during Option ROM scans

2006/01/03 s4881_104 v1.04
TYAN Thunder K8QW (S4881) V.104
New features and Fixes :
* Changed Option ROM loading sequence
* Fixed an issue where ECC functions were not working properly
* Fixed an issue where bank interleaving was not working properly
* Updated Auto Fan Control
* Fixed an issue where 3ware cards were not booting correctly

2005/11/17 s4881_103 v1.03
TYAN Thunder K8QW (S4881) V.103
New features and Fixes :
* Updated AMD PowerNOW! for latest E4 & E6 stepping Opteron CPU's
* Added support for PowerNOW! functions on HE & EE Opteron CPU's

2005/11/08 s4881_102 v1.02
TYAN Thunder K8QW (S4881) V.102
New features and Fixes :
* Fixed the auto fan control functions
* Fixed a problem with the support for AMD PowerNOW! for E1 stepping Dual Core CPU's
* Fixed an issue where the cache display of Dual Core CPU's did not display correct
* Changed default setting of Node Inteleaving to [Disabled]
* Updated the nVidia RAID chipset firmware to v4.85
* Added support for nVidia chipset drivers v6.67 or newer
* Added bios setting for AMD PowerNOW! and set the default setting to [Disable]
* Fixed a memory amount reporting issue during POST
* Added nVidia nForce RAID 5 support

2005/09/09 s4881_101 v1.01
TYAN  Thunder K8QW (S4881) V1.01
New features and Fixes :
* This is the first BIOS release