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  1. Below you can download the latest Chaintech bios upgrade for your motherboard after signup with the eSupport BIOSAgentPlus service.
  2. You can identify your motherboard using the BIOS ID which is displayed on most computers at bootup. Per BIOS vendor (AMI, Award, Phoenix, ...) we have a seperate tab of motherboard BIOS Identifications.
  3. In the Website Links section we provide official and unofficial links to find free Chaintech BIOS upgrades
Check For the Latest BIOS Updates

BIOSAgentPlus safely checks to see if a newer BIOS is available for your computer and provides instant access to your detailed BIOS and driver report.

Click on the Download arrow to download the requested Chaintech bios update after signup with the eSupport BIOSAgentPlus service.

Chaintech BIOS Updates

Manufacturer - Model Chipset BIOS ID Full BIOS ID Download BIOS
Chaintech 6WTV2 Intel Whitney 810 6A69MC32 12/16/1999-I810-W83627HF-6A69MC3DF-00 Download BIOS
Chaintech 6ZIA Intel 440BX/GX/ZX 2A69KC3Y 05/13/1999-I440ZX-8671-2A69KC39C-00 Download BIOS
Chaintech 7AIA Via VT8363 (KT133) 6A6LMC31 01/02/2001-8363-686-IA6LMC0CC-00 Download BIOS
Chaintech 7AIA Via VT8363 (KT133) 6A6LMC31 04/26/2001-8363-686-IA6LMC0DC-00 Download BIOS
Chaintech 7AIA VIA KT133 (8363+596B/686A 6A6LMC39 04/26/2001-8363-686-IA6LMC0DC-00 Download BIOS
Chaintech 7AIA0 Via VT8363 (KT133) 6A6LMC31 01/02/2001-8363-686-IA6LMC0CC-00 Download BIOS
Chaintech 7AIA0 Via VT8363 (KT133) 6A6LMC31 04/26/2001-8363-686-IA6LMC0DC-00 Download BIOS
Chaintech 7AIA0 VIA KT133 (8363+596B/686A 6A6LMC39 04/26/2001-8363-686-IA6LMC0DC-00 Download BIOS
Chaintech 7AIA5 Via VT8363 (KT133) 6A6LMC32 04/27/2001-8363-686-IA6LMC5CC-00 Download BIOS
Chaintech 7AIA5E Via KT133A 6A6LMC38 06/21/2002-8363-686-IA6LMC5CC-00 Download BIOS
Chaintech 7AIV Via VT8365 (KM133) 6A6LNC31 11/07/2000-8365-686A-IV6LNC0CC-00 Download BIOS
Chaintech 7AIV VIA KLE133 6A6LNC39 11/07/2000-8365-686A-IV6LNC0CC-00 Download BIOS
Chaintech 7AIV0 Via VT8365 (KM133) 6A6LNC31 11/07/2000-8365-686A-IV6LNC0CC-00 Download BIOS
Chaintech 7AIV0 VIA KLE133 6A6LNC39 11/07/2000-8365-686A-IV6LNC0CC-00 Download BIOS
Chaintech 7AIV2 Via VT8363 (KT133) 6A6LMC33 03/05/2001-8363-686A-IV6LMC2CC-00 Download BIOS
Chaintech 7AIV3 Via VT8363 (KT133) 6A6LMC34 03/05/2001-8363-686A-IV6LMC3CC-00 Download BIOS
Chaintech 7AIV4 Via VT8365+8231 (KM133) 6A6LTC3A 07/18/2001-8365-8231-IV6LTC4CC-00 Download BIOS
Chaintech 7AIV4 Via VT8365+8231 (KM133) 6A6LTC21 07/18/2001-8365-8231-IV6LTC4CC-00 Download BIOS
Chaintech 7AIV5 Via VT8365 (KM133) 6A6LNC32 02/16/2001-8365-686A-IV6LNC5CC-00 Download BIOS
Chaintech 7AIV5E Via VT8365 (KM133) 6A6LNC32 02/16/2001-8365-686A-IV6LNC5CC-00 Download BIOS
Chaintech 7AIVL Via VT8365+8231 (KM133) 6A6LTC31 06/08/2001-8361-8231-IV6LTC0LC-00 Download BIOS
Chaintech 7AIVL2 Via VT8365+8231 (KM133) 6A6LTC32 08/13/2001-8361-686A-IV6LNC2LC-00 Download BIOS
Chaintech 7AIVL2-E VIA KLE133 + VT82C686B 6A6LNC21 08/13/2001-8361-686A-IV6LNC2LC-00 Download BIOS
Chaintech 7AJA Via VT8363 (KT133) 6A6LMC3B 10/24/2001-8363-686A-JA6LMC0CC-00 Download BIOS
Chaintech 7AJA Via VT8363 (KT133) 6A6LMC36 10/24/2001-8363-686A-JA6LMC0CC-00 Download BIOS
Chaintech 7AJA2 Via VT8363 (KT133) 6A6LMC35 04/23/2001-8363-686A-JA6LMC2CC-00 Download BIOS
Chaintech 7AJA2 VIA KT133 (8363+596B/686A 6A6LMC3A 04/23/2001-8363-686A-JA6LMC2CC-00 Download BIOS
Chaintech 7AJA2E VIA KT133 (8363+596B/686A 6A6LMC3A 04/23/2001-8363-686A-JA6LMC2CC-00 Download BIOS
Chaintech 7AJA2E Via VT8363 (KT133) 6A6LMC37 09/12/2001-8363-686A-JA6LMC2CC-00 Download BIOS
Chaintech 7ATA VIA 8371-686A 6A6LKC39 01/16/2001-8371-686A-TA6LKC0CC-00 Download BIOS
Chaintech 7ATA VIA 8371-686A 6A6LKC31 01/16/2001-8371-686A-TA6LKC0CC-00 Download BIOS
Chaintech 7ATM VIA 8371-686A 6A6LKC39 01/16/2001-8371-686A-TA6LKC0CC-00 Download BIOS
Chaintech 7ATM VIA 8371-686A 6A6LKC31 01/16/2001-8371-686A-TA6LKC0CC-00 Download BIOS
Chaintech 7KDD AMD 762 + 786 K7 6A6S7C31 06/25/2004-AMD762-IT8712-DD6S7C0CC-00 Download BIOS
Chaintech 7KJD Via VT8363 (KT133) 6A6S5C31 09/25/2002-761-8231-JD6S5C0CC-00 Download BIOS
Chaintech 7NIF2 with 4 Channel Audio NVIDIA nForce2 SPP + MCP- 6A61BC32 01/24/2005-NVIDIA-NFORCE-IF61BC2CC-00 Download BIOS
Chaintech 7NIF2 with 6 Channel Audio NVIDIA nForce2 SPP + MCP- 6A61BC31 01/24/2005-nVidia-nForce-IF61BC2CC-00 Download BIOS
Chaintech 7NIL1 NVIDIA nForce2 SPP + MCP- 6A61BC34 07/21/2004-nVidia-nForce-IL61BC1CC-00 Download BIOS
Chaintech 7NIL1 NVIDIA nForce2 SPP + MCP- 6A61BC34 11/12/2003-nVidia-nForce-IL61BC2CC Download BIOS
Chaintech 7NIL2 NVIDIA nForce2 SPP + MCP- 6A61BC37 09/15/2003-NVIDIA-NFORCE-IL61BC2CC-00 Download BIOS
Chaintech 7NJL1 APOGEE NVIDIA nForce2 SPP + MCP- 6A61BC33 08/13/2004-nVIDIA-nForce-JS61BC0CC-0 Download BIOS
Chaintech 7NJL3 NVIDIA nForce2 SPP + MCP- 6A61BC35 05/09/2003-NVIDIA-NFORCE-JL61BC3CC-00 Download BIOS
Chaintech 7NJL4 NVIDIA nForce2 SPP + MCP- 6A61BC35 05/09/2003-NVIDIA-NFORCE-JL61BC3CC-00 Download BIOS
Chaintech 7NJL6 NVIDIA nForce2 SPP + MCP- 6A61BC38 08/04/2004-NVIDIA-NFORCE-JL61BC6CC-00 Download BIOS
Chaintech 7NJL6 Nvidia nForce2+MCP2 6A61BC3H 08/04/2004-NVIDIA-NFORCE-JL61BC6CC-00 Download BIOS
Chaintech 7NJS Ultra Zenith NVIDIA nForce2 SPP + MCP- 6A61BC21 08/13/2004-NVIDIA-NFORCE-JS61BC0CC-00 Download BIOS
Chaintech 7NJS Zenith NVIDIA nForce2 SPP + MCP- 6A61BC21 08/13/2004-NVIDIA-NFORCE-JS61BC0CC-00 Download BIOS
Chaintech 7SID0 SiS 735 6A6IUC31 02/07/2002-SIS-735-ID6IUC0CC-00 Download BIOS
Chaintech 7VIA1 Via VT8366 (KT266) 6A6LVC33 05/24/2004-VT8366-8233/5-IA6LVC1CC-00 Download BIOS
Chaintech 7VIF3 Via VT8366 (KT266) 6A6LVC37 07/25/2003-KM266-8233-IF6LVC3CC-00 Download BIOS
Chaintech 7VIF4 w Via VT8366 (KT266) 6A6LVC38 11/29/2004-KM400-8235-IF6LVC4CC-00 Download BIOS
Chaintech 7VIF4 w Via VT8366 (KT266) 6A6LVC3Y 11/29/2004-KM400-8235-IF6LVC4CC-00 Download BIOS
Chaintech 7VIL1 Via VT8366 (KT266) 6A6LVC33 05/24/2004-VT8366-8233/5-IA6LVC1CC-00 Download BIOS
Chaintech 7VIL3 Via VT8366 (KT266) 6A6LVC34 05/07/2003-KT266-8235-JL6LVC3CC-00 Download BIOS
Chaintech 7VIL3-D Via VT8366 (KT266) 6A6LVC34 05/07/2003-KT266-8235-JL6LVC3CC-00 Download BIOS
Chaintech 7VIL4 Via VT8366 (KT266) 6A6LVC3Z 07/28/2004-KT400-8235-JL6LYC4CC-00 Download BIOS
Chaintech 7VJD Via VT8366 (KT266) 6A6LVC31 03/15/2001-VT8366-8233-JD6LVC0CC-00 Download BIOS
Chaintech 7VJD0 Via VT8366 (KT266) 6A6LVC31 03/15/2001-VT8366-8233-JD6LVC0CC-00 Download BIOS
Chaintech 7VJD2 Via VT8366 (KT266) 6A6LVC32 04/11/2001-VT8366-8233-JD6LVC2CC-00 Download BIOS
Chaintech 7VJDA Via VT8366 (KT266) 6A6LVC31 03/15/2001-VT8366-8233-JD6LVC0CC-00 Download BIOS
Chaintech 7VJL APOGEE Via VT8366 (KT266) 6A6LVC35 09/23/2003-VT8366-8233/5-JL6LVC0CC-00 Download BIOS
Chaintech 7VJL Deluxe APOGEE Via KT400 6A6LYC31 11/09/2004-KT400-8235-JS6LYC0CC-00 Download BIOS
Chaintech 7VJL1 Via VT8366 (KT266) 6A6LVC36 01/16/2004-VT8366-8233/5-JL6LVC0CC-00 Download BIOS
Chaintech 7VJL5 Via KT400 6A6LYC32 08/10/2004-KT400A-8235-JL6LYC5CC-00 Download BIOS
Chaintech 7VJL6 Via KT400 6A6LYC33 07/15/2004-KT600-8235-JL6LYC6CC-00 Download BIOS
Chaintech 7VJS Via KT400 6A6LYC31 11/09/2004-KT400-8235-JS6LYC0CC-00 Download BIOS
Chaintech 9BIA Intel 845 6A69VC32 05/27/2002-I845ITE8712-IA69VC0CC-00 Download BIOS
Chaintech 9BIA4 Intel 845 6A69VC38 02/19/2003-I845-ITE8702-IA69VC4CC-00 Download BIOS
Chaintech 9BID Intel 845 6A69VC33 06/04/2002-I845ITE8712-ID69VC0CC-00 Download BIOS
Chaintech 9BID1 Intel 845 6A69VC33 06/04/2002-I845ITE8712-ID69VC0CC-00 Download BIOS
Chaintech 9BID2 Intel 845 6A69VC3Q 08/06/2003-I845ITE8712-ID69VF2CC-00 Download BIOS
Chaintech 9BIF2 Intel 845G 6A69VC3G 09/05/2002-I845G-ITE8712-IF69VC2CC-00 Download BIOS
Chaintech 9BIF2 Intel 845G 6A69VC31 05/10/2002-i845G-ITE8712-IF69VC2CC-00 Download BIOS
Chaintech 9BIF3 Intel 845G 6A69VC3Z 06/03/2002-I845G-ITE8712-IF69VC3CC-00 Download BIOS
Chaintech 9BIL3 Intel 845G 6A69VC3Y 03/18/2003-I845-ITE8702-IL69VC3CC-00 Download BIOS
Chaintech 9BJA Intel 845 6A69VC34 05/30/2002-I845ITE8712-JA69VC0CC-0 Download BIOS
Chaintech 9BJA3 Intel 845 6A69VC3X 02/19/2003-I845-ITE8702-JA69VC3CC-00 Download BIOS
Chaintech 9BJD0 Intel 845 6A69VC35 05/30/2002-I845ITE8712-JD69VC0CC-00 Download BIOS
Chaintech 9BJD1 Intel 845 6A69VC3W 09/30/2002-I845ITE8712-JD69VC0CC-00 Download BIOS
Chaintech 9BJF APOGEE Intel 845 6A69VC3N 04/25/2002-I845G-ITE8712-JF69VC0CC-00 Download BIOS
Chaintech 9BJF APOGEE Intel 845 6A69VC3M 04/25/2002-I845G-ITE8712-JF69VC0CC-00 Download BIOS
Chaintech 9BJF2 APOGEE Intel 845 6A69VC37 11/01/2002-I845G-ITE8712-JT69VC0CC-00 Download BIOS
Chaintech 9BJL3 Intel 845 6A69VC3V 03/26/2003-I845-ITE8702-JL69VC3DC-00 Download BIOS
Chaintech 9CJS Zenith Intel 875P Canterwood 6A79BC39 06/19/2003-875P+ICH5R-JS79BC0CC-00 Download BIOS
Chaintech 9CJS Zenith Intel 875P Canterwood 6A79BC31 02/25/2004-875P+ICH5R-JS79BC0CC-00 Download BIOS
Chaintech 9EJL1 APOGEE Intel 845 6A69VC3U 05/27/2003-I845ITE8712-JL69VC1CC-00 Download BIOS
Chaintech 9EJL2 APOGEE Intel 845 6A69VC37 11/01/2002-I845G-ITE8712-JT69VC0CC-00 Download BIOS
Chaintech 9EJL4 Intel 845 6A69VC3T 05/09/2003-I845PE-8702-JL69VE4CC-00 Download BIOS
Chaintech 9EJS1 Zenith Intel 845 6A69VC36 05/04/2004-I845G-ITE8712-JT69VC0CC-00 Download BIOS
Chaintech 9LIF3 Intel 845 6A69VC3S 10/15/2003-I845G-ITE8712-IF69VL3CC-00 Download BIOS
Chaintech 9LIF6 Intel 845 6A69VC3R 05/19/2003-I845G-ITE8711-IF69VL6CC-00 Download BIOS
Chaintech 9LIF7 Intel 845 6A69VC3R 05/19/2003-I845G-ITE8711-IF69VL6CC-00 Download BIOS
Chaintech 9LIF8 Intel 845 6A69VC3R 05/19/2003-I845G-ITE8711-IF69VL6CC-00 Download BIOS
Chaintech 9LIF9 Intel 845 6A69VC3R 05/19/2003-I845G-ITE8711-IF69VL6CC-00 Download BIOS
Chaintech 9PJL APOGEE Intel 865 Springdale 6A79AC31 05/12/2003-865-PE-JL79AC0CC-00 Download BIOS
Chaintech 9PJL1 Intel 865 Springdale 6A79AC31 05/12/2003-865-PE-JL79AC0CC-00 Download BIOS
Chaintech 9PJL2 APOGEE Silver Intel 865 Springdale 6A79AC32 11/05/2003-865PE-ICH5-JL79AC2CC-00 Download BIOS
Chaintech 9PJL3 Intel 865 Springdale 6A79AC33 09/08/2003-865PE-ICH5-JL79AC3CC-00 Download BIOS
Chaintech 9SIF7 SiS 645 + SiS 961 6A6IXC32 10/07/2003-SIS-650-IF6IXC7CC-00 Download BIOS
Chaintech 9SIF8 SiS 645 + SiS 961 6A6IXC34 10/31/2003-SIS-651-IF6IXC8CC-00 Download BIOS
Chaintech 9SIL7 SiS 645 + SiS 961 6A6IXC35 10/31/2003-SIS-645-IL6IXC7CC-00 Download BIOS
Chaintech 9SJD0 SiS 645 + SiS 961 6A6IXC21 05/16/2002-SIS-645-JD6IXC0CC-00 Download BIOS
Chaintech 9SLF1 SiS 645 + SiS 961 6A6IXC36 12/30/2004-SIS-651-LF6IXC1CC-00 Download BIOS
Chaintech 9VIF (ES-675M) Rev. C+E VIA P4X266 6A6LWC31 10/15/2002-P4M266-8233-IF6LWC0CC-00 Download BIOS
Chaintech 9VIF (ES-675M) Rev. D VIA P4X266 6A6LWC32 10/15/2002-P4M266-8233-IF6LWC0CC-00 Download BIOS
Chaintech 9VIF1 (ES676M) w VIA P4X266 6A6LWC33 06/29/2004-P4M266-8235-IF6LWC1CC-00 Download BIOS
Chaintech 9VIF1 (ES676M) w VIA P4X266 6A6LWC34 06/29/2004-P4M266-8235-IF6LWC1CC-00 Download BIOS
Chaintech 9VIL3 VIA P4X400 6A6LXC31 04/15/2003-P4X400-VT8235-IL6LXC3CC-00 Download BIOS
Chaintech 9VJL2 VIA P4X400 6A6LXC32 12/10/2002-P4X400-8233/5-JL6LXC2CC-00 Download BIOS
Chaintech 9VJL3 VIA P4X400 6A6LXC33 09/22/2003-P4X400-VT8235-JL6LXC3DC-00 Download BIOS
Chaintech 9VJL5 VIA PT800 6A7L2C31 05/19/2004-PT800-8237-JL6LXC5CC Download BIOS
Chaintech A VIA 694X/686A 6A6LJC31 02/25/2000-694X-686A-TA6LJC4DC Download BIOS
Chaintech A VIA 694X/686A 6A6LJC31 05/14/2001-694X-686A-036LJC39C-00 Download BIOS
Chaintech Audio Chips 9739A Via VT8366 (KT266) 6A6LVC38 11/29/2004-KM400-8235-IF6LVC4CC-00 Download BIOS
Chaintech Audio Chips 9761A Via VT8366 (KT266) 6A6LVC3Y 11/29/2004-KM400-8235-IF6LVC4CC-00 Download BIOS
Chaintech Chaintech UMC 8881E/8886B 2A4X5C31 Download BIOS
Chaintech Cmedia Audio VIA K8T400/K8T800 6A7L0C31 07/27/2005-K8T800-8237-SV7L0810C-00 Download BIOS
Chaintech CT-5AGM VIA Apollo (M)VP3 2A5LEC31 08/03/1998-VP3-586B-8661-2A5LEC39C-00 Download BIOS
Chaintech CT-5AGM2 VIA Apollo (M)VP3 2A5LEC3A Download BIOS
Chaintech CT-5AGM2 VIA Apollo (M)VP3 2A5LEC32 11/02/1999-MVP3-586-8661-2A5LEC39C-00 Download BIOS
Chaintech CT-5AGM3 VIA Apollo (M)VP3 2A5LEC33 03/02/2000-MVP3-586-8661-2A5LEC39C-00 Download BIOS
Chaintech CT-5ATA VIA Apollo (M)VP3 2A5LEC34 10/15/1999-MVP3-686-2A5LEC39C-00 Download BIOS
Chaintech CT-5ATA VIA Apollo (M)VP3 2A5LEC3B 08/10/1999-MVP3-686-2A5LEC39C-00 Download BIOS
Chaintech CT-6BDA Intel 440BX/GX/ZX 2A69KC31 05/05/1999-I440BX-W977EF-2A69KC39C-00 Download BIOS
Chaintech CT-6BDU Intel 440BX/GX/ZX 2A69KC32 06/23/1999-I440BX-W977TF-2A69KC39C-00 Download BIOS
Chaintech CT-6BDU M101 Intel 440BX/GX/ZX 2A69KC3B 06/23/1999-I440BX-W977TF-2A69KC39C Download BIOS
Chaintech CT-6BPV Intel 440BX/GX/ZX 2A69KC33 04/13/1999-I440BX-ITE867-2A69KC39C-00 Download BIOS
Chaintech CT-6BSA Intel 440BX/GX/ZX 2A69KC34 12/20/1999-I440BX-8671-2A69KC39C-00 Download BIOS
Chaintech CT-6BSV Intel 440BX/GX/ZX 2A69KC35 10/17/1998-I440BX-ITE867-2A69KC39C-00 Download BIOS
Chaintech CT-6BTA3 Intel 440BX/GX/ZX 2A69KC38 12/28/1999-I440BX-8671-2A69KC39C-00 Download BIOS
Chaintech CT-6BTM Intel 440BX/GX/ZX 2A69KC3P 08/17/2000-I440BX-W977TF-2A69KC39C-00 Download BIOS
Chaintech CT-6BTML Intel 440BX/GX/ZX 2A69KC3Q 01/12/2000-I440BX-ITE867-2A69KC39C-00 Download BIOS
Chaintech ES-676B VIA 82C3128 6A6LWC36 06/03/2002-P4X266-8233-JD6LWC2DC-00 Download BIOS
Chaintech F+G VIA P4X266 6A6LWC32 10/15/2002-P4M266-8233-IF6LWC0CC-00 Download BIOS
Chaintech I651U SiS 645 + SiS 961 6A6IXC36 12/30/2004-SIS-651-LF6IXC1CC-00 Download BIOS
Chaintech LAN VIA P4X266 6A6LWC33 06/29/2004-P4M266-8235-IF6LWC1CC-00 Download BIOS
Chaintech M845GV Intel 845 6A69VC3P 12/22/2004-I845G-ITE8711-IF69VL6CC-00 Download BIOS
Chaintech MK8M800 VIA K8T400/K8T800 6A7L0C33 11/02/2004-K8M800-8237-MV7L0820C-00 Download BIOS
Chaintech MK8T800 VIA K8M800 6A7L1C31 01/04/2005-K8T800-8237-MV7L1810C-00 Download BIOS
Chaintech MK8T890 VIA K8T890+8237R 6A7L5C31 05/18/2005-K8T890-8237R-MV7L5840C-00 Download BIOS
Chaintech Model: 5IFM Rev. M101 Intel 430HX 2A59FC39 2A59FC39C-00 Download BIOS
Chaintech Model: 6BTM Intel 440BX/GX/ZX 2A69KC3A 2A69KC3AC-00 Download BIOS
Chaintech Monorail cali5ss7 ALi Aladdin V 2A5KKC39 11/18/1998-ALADDIN5-2A5KKC39C Download BIOS
Chaintech MP4M266A VIA P4X266 6A6LWC35 12/24/2004-P4M266-8235-MV6LWP20C-00 Download BIOS
Chaintech MPM800 VIA PT800 6A7L2C32 12/27/2004-PM800-8235-MV7L2P60C-00 Download BIOS
Chaintech MPM800-3 VIA PT800 6A7L2C35 03/22/2005-PM800-8237-MV7L2P61C-00 Download BIOS
Chaintech MPT800 VIA PT800 6A7L2C33 12/27/2004-PT800-8235-MV7L2P50C-00 Download BIOS
Chaintech MS7112 VIA Apollo Pro Plus (692/ 2A6LGC31 06/30/2000-693-596-W977E-MS7112CC-00 Download BIOS
Chaintech MS7127 VIA Apollo Pro Plus (692/ 6A6LGC31 12/07/2000-693A-686-MS7127CC-00 Download BIOS
Chaintech o LAN VIA P4X266 6A6LWC34 06/29/2004-P4M266-8235-IF6LWC1CC-00 Download BIOS
Chaintech PIII-160A VIA 694X/686A 6A6LJC31 02/25/2000-694X-686A-TA6LJC4DC Download BIOS
Chaintech PIII-160A VIA 694X/686A 6A6LJC31 05/14/2001-694X-686A-036LJC39C-00 Download BIOS
Chaintech S1689 ALI 1687+1563 6A7K0C31 08/01/2005-K8/M1689D-SU7K0810C-00 Download BIOS
Chaintech S845PE Intel 845 6A69VC3O 12/31/2004-I845PE-8702-JL69VE4CC-00 Download BIOS
Chaintech S848P Intel 865 Springdale 6A79AC34 12/27/2004-848P-ICH5-SI79A8P0C-00 Download BIOS
Chaintech S865PE Intel 865 Springdale 6A79AC35 12/27/2004-865PE-ICH5-SI79A620C-00 Download BIOS
Chaintech SK8T800 w VIA K8T400/K8T800 6A7L0C31 07/27/2005-K8T800-8237-SV7L0810C-00 Download BIOS
Chaintech SK8T800 w VIA K8T400/K8T800 6A7L0C32 07/27/2005-K8T800-8237-SV7L0810C-00 Download BIOS
Chaintech SK8T800-000LF VIA K8T400/K8T800 6A7L0C34 08/08/2005-K8T800-8237-SV7L1811C-00 Download BIOS
Chaintech SK8T800-000LG VIA K8T400/K8T800 6A7L0C34 08/08/2005-K8T800-8237-SV7L1811C-00 Download BIOS
Chaintech SKT600 Via KT400 6A6LYC34 11/29/2004-KT600-8237-SV6LY780C-00 Download BIOS
Chaintech SPT800 VIA PT800 6A7L2C34 03/29/2005-PT800-8237-SV7L2P50C-00 Download BIOS
Chaintech SPT800-2 VIA PT800 6A7L2C36 12/31/2004-PT800-8237-SV7L2P50C-00 Download BIOS
Chaintech VIA Audio VIA K8T400/K8T800 6A7L0C32 07/27/2005-K8T800-8237-SV7L0810C-00 Download BIOS
Chaintech VNF3-250 Nvidia nForce3 CK8+MCP2 6A61CC33 03/21/2005-NFORCE3-VN61C120C-00 Download BIOS
Chaintech VNF3-250 Nvidia nForce3 6A61CC3C 03/21/2005-NFORCE3-VN61C120C-00 Download BIOS
Chaintech VNF4 Nvidia nForce4 CK804 6A61FC31 06/03/2005-NF-CK804-VN61F210C-00 Download BIOS
Chaintech VNF4 Ultra ZENITH VE Nvidia nForce4 CK804 6A61FC31 06/03/2005-NF-CK804-VN61F210C-00 Download BIOS
Chaintech ZNF3-150 Zenith Nvidia nForce3 CK8+MCP2 6A61CC31 03/15/2004-NFORCE-ZN61CC0CC-00 Download BIOS
Chaintech ZNF3-250 Nvidia nForce3 CK8+MCP2 6A61CC32 05/20/2005-nForce3-ZN61C120C-00 Download BIOS
Chaintech for Matsonic MS7070SD Intel 440BX/GX/ZX 2A69KC3M 05/05/1999-I440BX-W977EF-2A69KC39C-00 Download BIOS
Chaintech for Matsonic MS7070SD Intel 440BX/GX/ZX 2A69KC3V 05/05/1999-I440BX-W977EF-2A69KC39C-00 Download BIOS
Chaintech for Matsonic MS7070SD Intel 440BX/GX/ZX 6Z69KC3B 05/05/1999-I440BX-W977EF-2A69KC39C-00 Download BIOS
Chaintech for MATSONIC MS8107C Via VT8371 (KX133) 6A6LKC01 01/16/2001-8371-686A-TA6LKC0CC-00 Download BIOS
Chaintech for Matsonic MS8117C VIA 8363-686A (KT 133) 6A6LMH01 03/14/2001-8363-686A-JA6LMC0CC-00 Download BIOS
Chaintech for Promise 6BTR Intel 440BX/GX/ZX 2A69KC3W 02/26/1999-I440BX-W977EF-2A69KC39C-00 Download BIOS
Chaintech for Promise 6BTR Intel 440BX/GX/ZX 6Z69KC3D 02/26/1999-I440BX-W977EF-2A69KC39C-00 Download BIOS
Chaintech for Promise FT440BX Intel 440BX/GX/ZX 2A69KC3W 02/26/1999-I440BX-W977EF-2A69KC39C-00 Download BIOS
Chaintech for Promise FT440BX Intel 440BX/GX/ZX 6Z69KC3D 02/26/1999-I440BX-W977EF-2A69KC39C-00 Download BIOS

The below BIOSes are patched / modded to fix the 32GB or 64GB bug that is present in older Award BIOS Based BIOSes.

The 32GB bug in Award BIOS prevents many users from using HDD larger than 32GB as the BIOS hangs at detection. The 64GB bug manifests itself as a hang at the configuration table.

Click on the Download arrow to download the requested Chaintech bios update.

Chaintech Large HDD Support BIOS Updates

Manufacturer - Model BIOS ID OEM ID Max HDD size
Chaintech 5AGM2 11/02/1999-MVP3-586-8661-2A5LEC39C-00 11/02/1999 128 GB Download BIOS
Chaintech 5IFM1 10/08/97-i430HX-8669C-2A59FC39C-00 10/08/1997 patched for 128GB HDD by Wim's BIOS team 128 GB Download BIOS
Chaintech 5RSA0 12/11/1998-ALADDIN5-2A5KKC39C-00 12/11/1998 128GB BETA 5RSA0 128 GB Download BIOS
Chaintech 5TTM1 04/13/98-i430TX-W83977TF-2A59IC3AC-00 04/13/1998 128 GB Download BIOS
Chaintech 5VLM0 12/03/97-i430VX-8680-2A59GC39C-00 12/03/1997 5VLM0 128GB BETA 128 GB Download BIOS
Chaintech 6BTS 07/23/1999-i440BX-W977TF-2A69KC39C-00 07/23/1999 128 GB Download BIOS
Chaintech 6ESA2 06/04/1999-i440EX-8671-2A69JC39C-00 6/04/1999 128 GB Download BIOS
Chaintech 6ESV 04/12/1999-i440EX-8661-2A69JC39C-00 4/12/1999 128 GB Download BIOS
Chaintech 6LTL 03/31/1999-i440LX-8679-2A69JC39C-00 03/31/1999 128GB support patch wimsbios 128 GB Download BIOS
Chaintech 6LTM2 07/20/1999-i440LX-8671-2A69JC39C-00 07/20/1999 128 GB Download BIOS
Chaintech 6LTS 09/25/1998-i440LX-W977-2A69JC39C-00 09/25/1998 64 GB Download BIOS
Chaintech 6SSA2 04/26/1999-SiS-5600-8661-2A6ILC39C-00 04/26/1999 6SSA2 128GB HDD beta 128 GB Download BIOS

Award BIOS IDs are used to identify motherboards with an Award BIOS. For more information visit our Award BIOS ID information page.

At this moment we have 66 Award BIOS IDs listed for Chaintech. Contact us if you have new IDs missing from the list :-)

Chaintech Award BIOS Identification

Award BIOS ID Motherboard manufacturer, model, PCB revision
2A496C30-00 Chaintech 486ICP
2A4IBC32-B3 Chaintech
2A4IBC31-01 Chaintech
2A4IBC32C-00 Chaintech 486SPM (PCB: M1.02)
2A4IBC31-B2 Chaintech
2A4IBC3IC-00 Chaintech 486SPM
2A4IBC32-B2 Chaintech 486SPM
2A4X5C31-00 Chaintech
2A597C31-00 Chaintech
2A59CC3BC Chaintech 5IEM
2A59CC3A Chaintech 586IEM
2A59CC39 Chaintech
2A59CC3AC-00 Chaintech 586IEM, 586IEM0 or 586IEM0.1
2A59CC39C-01 Chaintech 5IDM2 (PCB: M105)
2A59CC3B Chaintech 5IEM
2A59CC31 Chaintech
2A59FC39C-00 Chaintech 5IFM
2A59FC3AC-00 Chaintech 5HTM (PCB: M101)
2A59GC39 Chaintech
03/27/97-i430vx-8680-2A59GC39C-00 Chaintech 5VLM0
2A59GC39C Chaintech 5VGM or 5IFM or 5IGM
2A5IAC31-00 Chaintech
2A5IAC36-00 Chaintech
2A5ICC39-01 Chaintech 5SBM2
2A5IDC39 Chaintech
2A5IDC3A Chaintech 5SEM
2A5IDC39C-00 Chaintech 5SEM (PCB: M102)
2A5IDC3AC-00 Chaintech 586SEM
2A5IDC3CC-00 Chaintech
06/02/1998 MVP3-586-8661-2A5LEC39C-00 Chaintech 5AGM2
2A5X7C31-00 Chaintech 5UBM
2A69HC3DC-00 Chaintech 6FTM
xx/xx/xxxx-i440LX-W977-2A69JC39C-00 Chaintech 6LTS
xx/xx/xxxx-i440LX-8679-2A69JC39C-00 Chaintech 6LTL
xx/xx/xxxx-i440EX-8671-2A69JC39C-00 Chaintech 6ESA / 6ESA2
xx/xx/xxxx-i440LX-W977-2A69JC39C-00 Chaintech 6LTM
xx/xx/xxxx-i440EX-8661-2A69JC39C-00 Chaintech 6ESV
xx/xx/xxxx-i440LX-8671-2A69JC39C-00 Chaintech 6LTM2
xx/xx/xxxx-i440LX-8673-2A69JC39C-00 Chaintech 6LIA
06/23/1999-i440BX-W977TF-2A69KC39C-00 Chaintech 6BDU
01/12/2000-i440BX-ITE867-2A69KC39C-00 Chaintech 6BTML
12/17/1999-i440BX-ITE867-2A69KC39C-00 Chaintech 6BTA2
12/20/1999-i440BX-8671-2A69KC39C-00 Chaintech 6BSA
07/23/1999-i440BX-W977TF-2A69KC39C-00 Chaintech 6BTS
12/28/1999-i440BX-8671-2A69KC39C-00 Chaintech 6BTA3
10/17/1998-i440BX-ITE867-2A69KC39C-00 Chaintech 6BSV
05/05/1999-i440BX-W977EF-2A69KC39C-00 Chaintech 6BDA
04/13/1999-i440BX-ITE867-2A69KC39C-00 Chaintech 6BPV
05/05/2000-i440BX-W977TF-2A69KC39C-00 Chaintech 6BTM
07/14/1998-i440BX-ITE867-2A69KC39C-00 Chaintech 6BTA
04/26/1999-SiS-5600-8661-2A6ILC39C-00 Chaintech 6SSA2 (PCB: Rev C)
10/13/1998-692-596-8671-2A6LGC3AC-00 Chaintech 6ASV0-D100N
05/18/1999-693-596-8671-2A6LGC3AC-00 Chaintech 6VTA2
2C4I8C30 Chaintech 486SLB
2C4I9C31-00 Chaintech 4SLE
2C4X2C31-00 Chaintech
2C4X6C30-00 Chaintech
2C4X6C32-16 Chaintech
11/04/1999-i810-W83627HF-6A69MC3DC-00 Chaintech 6WSV2
07/24/2000-i810-W83627HF-6A69MC3DC-00 Chaintech 6WIV2
05/14/2001-694X-686A-IA6LJC5CC-00 Chaintech 7AIA5
03/08/2001-694X-686A-IA6LJC5CC-00 Chaintech 7AIA5
01/17/2002-SiS-645-IL6IXC2CC-00 Chaintech 9SIL2
04/12/2000-8371-686A-TA6LKC0CC-00 Chaintech 7ATA
05/09/2000-8371-686A-TA6LKC0CC-00 Chaintech 7ATA
07/27/2005-K8T800-8237-SV7L0810C-00 Chaintech SK8T800-000LD or SK8T800-000LE

AMI BIOS IDs are used to identify motherboards with an AMI BIOS. For more information visit our AMI BIOS ID information page.

At this moment we have 3 AMI BIOS IDs listed for Chaintech. Contact us if you have new IDs missing from the list :-)

Chaintech AMI BIOS Identification

AMI BIOS ID Motherboard manufacturer, model, PCB revision
30-0200-DF1128-00101111-070791-SISAUTO-F Chaintech
40-0006-DE1128-00101111-121291-UMCAUTO-f Chaintech
40-0400-ZZ1128-00101111-050591-ET/486H-F Chaintech EBC433

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