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- You can identify your ENPC 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.
- In the Website Links section we provide official and unofficial links to find free ENPC BIOS upgrades
Click on the 
for more info about the ENPC bios update.
ENPC BIOS Updates
| Manufacturer - Model | Chipset | BIOS ID | Full BIOS ID | More info |
|---|---|---|---|---|
| ENPC | Intel 440LX/EX | 2A69JECF |
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| ENPC | SiS 630 | 6A6IREC9 |
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| ENPC | Intel 440BX/GX/ZX | 2A69KEC0 |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECJ |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECM |
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| ENPC | Intel 440LX/EX | 2A69JECI |
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| ENPC | VIA VPX (aka VXPro+) | 2A5LDEC9 |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECP |
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| ENPC | Intel 440LX/EX | 2A69JECL |
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| ENPC | Intel 430TX | 2A59IECB |
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| ENPC | Intel 430TX | 2A59IECE |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECC |
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| ENPC | SiS 530 | 2A5IMEC9 | 03/24/1999-SIS-530-2A5IMEC9C-00 |
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| ENPC | SiS 620 | 2A6INEC9 |
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| ENPC | Intel 430TX | 2A59IECH |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECF |
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| ENPC | Intel 440LX/EX | 2A69JECB |
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| ENPC | Intel 440LX/EX | 2A69JECE |
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| ENPC | SiS 620 | 2A6INECC |
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| ENPC | Intel 430VX | 2A59GECA |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECI |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECL |
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| ENPC | Intel 440LX/EX | 2A69JECH |
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| ENPC | VIA Apollo (M)VP3 | 2A5LEECA | 2A5LEECAC-00 VIA CS W977 SIO |
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| ENPC | Cyrix GXi Cx5520 | 2A432EC9 |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECO |
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| ENPC | Intel 440LX/EX | 2A69JECK |
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| ENPC | Intel 430TX | 2A59IECA |
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| ENPC | Intel 430TX | 2A59IECD |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECB |
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| ENPC | Intel 440FX | 2A69HEC9 |
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| ENPC | Intel Whitney 810 | 6A69MEC9 |
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| ENPC | SiS 530 | 2A5IMECB |
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| ENPC | Intel 430TX | 2A59IECG |
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| ENPC | Intel 440LX/EX | 2A69JECA |
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| ENPC | Intel 440LX/EX | 2A69JECD |
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| ENPC | SiS 620 | 2A6INECB | 04/14/1999-SIS-620-2A6INECBC |
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| ENPC | Intel 430VX | 2A59GEC9 |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECH |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECK |
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| ENPC | Intel 440LX/EX | 2A69JECG |
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| ENPC | VIA Apollo (M)VP3 | 2A5LEEC9 |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECN |
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| ENPC | Intel 440LX/EX | 2A69JECJ |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECA |
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| ENPC | Intel 440LX/EX | 2A69JECZ | 04/14/98-I440LX-NS309-2A69JECCC-00 |
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| ENPC | Intel 430TX | 2A59IECF |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECD |
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| ENPC | Intel 440LX/EX | 2A69JEC9 |
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| ENPC | SiS 530 | 2A5IMECA |
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| ENPC | SiS 620 | 2A6INECA |
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| ENPC | Intel 430TX | 2A59IECZ |
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| ENPC | Intel 440BX/GX/ZX | 2A69KECG | 2A69KECGC-00 |
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| ENPC | Intel 440LX/EX | 2A69JECC |
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| ENPC EP-KB21 | Intel 440BX/GX/ZX | 2A69KEC2 | 07/05/2000-I440BX-W977EF-2A69KECEC-00 |
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| ENPC EP-KB21 | Intel 440BX/GX/ZX | 2A69KECE | 07/05/2000-I440BX-W977EF-2A69KECEC-00 |
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| ENPC EP-KB21 | Intel 440BX/GX/ZX | 2A69KEC1 | 09/15/1998-I440BX-W977EF-2A69KECEC-00 |
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| ENPC EP-KB21 | Intel 440BX/GX/ZX | 2A69KECR | 09/15/1998-I440BX-W977EF-2A69KECEC-00 |
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| ENPC EP-KL21 | Intel 440LX/EX | 2A69JEC1 | 11/16/1998-i440LX-SMC67X-2A69JECBC-00 |
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| ENPC EP-MB21 | Intel 440BX/GX/ZX | 2A69KEC9 | 06/15/1998-I440BX-W977TF-2A69KEC9C-00 |
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| ENPC EP-MB21 | Intel 440BX/GX/ZX | 2A69KEC9 | 2A69KEC9C-00 |
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| ENPC EP-PT11 | Intel 430TX | 2A59IEC9 | I430TX-2A59IEC9C-00 |
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| ENPC EP-PT11 | Intel 430TX | 2A59IECC | 2A59IECCC-00 |
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| ENPC MBX6A | Intel 440BX/GX/ZX | 2A69KEC9 | 2A69KEC9C-00 |
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| ENPC MBX6A | Intel 440BX/GX/ZX | 2A69KEC9 | 06/15/1998-I440BX-W977TF-2A69KEC9C-00 |
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| ENPC Rev. 1.2 Vers. A | Intel 430TX | 2A59IEC9 | I430TX-2A59IEC9C-00 |
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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 to download the requested ENPC bios update.
ENPC Large HDD Support BIOS Updates
| Manufacturer - Model | BIOS ID | OEM ID | Max HDD size | |
|---|---|---|---|---|
| ENPC AK621 | 09/07/1998-i440LX-W83977-2A69JECJC-00 | AK621 ROM BIOS Ver.2.0 09/15/1998 | 64 GB |
|
| ENPC KB21 | 01/21/1999-i440BX-W977TF-2A69KEC9C-02 | KB21 ROM BIOS Ver.1.8 01/21/1999 Large HDD Patched | 128 GB |
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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 83 Award BIOS IDs listed for ENPC. Contact us if you have new IDs missing from the list :-)
ENPC Award BIOS Identification
| Award BIOS ID | Motherboard manufacturer, model, PCB revision |
|---|---|
| 06/30/97-i430VX-2A59GECAC-00 | ENPC EP-PV12 |
| 05/20/97-i430VX-2A59GECAC-00 | ENPC EP-PV12 |
| 04/22/1998-i430TX-2A59IECEC-00 | ENPC EP-PT22 / EP-PT22 with SCSI |
| 07/11/97-i430TX-2A59IECAC-00 | ENPC EP-PT22 WITH SCSI ROM BIOS |
| 02/19/98-i430TX-2A59IECHC-00 | ENPC PT11 |
| 12/05/97-i430TX-2A59IEC9C-00 | ENPC EP-PT21 |
| 02/19/98-i430TX-2A59IECHC-00 | ENPC EP-PT21 |
| 05/05/1998-i430TX-2A59IECCC-00 | ENPC PT11 |
| 06/24/1998-i430TX-2A59IECCC-00 | ENPC EP-PT21 |
| 12/05/97-i430TX-2A59IECCC-00 | ENPC PT11 |
| 12/05/97-i430TX-2A59IECCC-00 | ENPC EP-PT21 |
| 03/24/1999-SiS-530-2A5IMEC9C-00 | ENPC PS21 |
| 11/10/1998-SiS-530-2A5IMEC9C-00 | ENPC PS21 |
| 12/21/1998-SiS-530-2A5IMECAC-00 | ENPC PS11 |
| 12/11/1998-SiS-530-2A5IMEC9C-00 | ENPC PS21 |
| 12/30/1998-SiS-530-2A5IMECAC-00 | ENPC PS11 |
| 01/15/1999-SiS-530-2A5IMEC9C-00 | ENPC PS21 |
| 04/06/1999-SiS-530-2A5IMECAC-00 | ENPC PS11 |
| 09/18/1998-VP3-586B-W977-2A5LEECAC-00 | ENPC EP-PI11 |
| 01/29/1999-VP3-586B-W977-2A5LEECAC-00 | ENPC EP-PI11 |
| 06/01/1998-VP3-586B-W977-2A5LEEC9C-00 | ENPC EP-PI11 |
| 01/29/1999-VP3-586B-W977-2A5LEECAC-00 | ENPC PI11 |
| 06/08/1998-VP3-586B-W977-2A5LEECAC-00 | ENPC EP-PI11 |
| 07/16/0098-VP3-586B-W977-2A5LEECAC-00 | ENPC EP-PI11 |
| 03/27/1998-i440LX-W83977-2A69JECEC-00 | ENPC KL11 |
| 02/25/1999-i440LX-W83977-2A69JECLC-00 | ENPC ML21 |
| 05/12/1998-i440EX-W83977-2A69JECFC-00 | ENPC EP-KE21 |
| 10/02/1998-i440LX-W83977-2A69JECEC-00 | ENPC EP-KL21 (PCB: 1.3) |
| 11/16/1998-i440LX-SMC67X-2A69JECBC-00 | ENPC EP-KL21 |
| 10/08/1998-i440LX-SMC93X-2A69JECCC-00 | ENPC EP-KL21 |
| 10/02/1998-i440LX-W83977-2A69JECEC-00 | ENPC KL11 |
| 05/07/1999-i440LX-W83977-2A69JECLC-00 | ENPC ML21 |
| 06/10/1998-i440EX-W83977-2A69JECHC-00 | ENPC EP-KE21 |
| 11/10/1998-i440LX-W83977-2A69JECLC-00 | ENPC ML21 |
| 10/02/1998-i440LX-W83977-2A69JECEC-00 | ENPC AK611 |
| 10/21/97-i440LX-SMC67X-2A69JECBC-00 | ENPC EP-KL21 |
| 05/22/1998-i440LX-SMC67X-2A69JECBC-00 | ENPC EP-KL21 |
| 03/06/98-i440LX-W83977TF-2A69JECEC-00 | ENPC KL11 (W/O ATX,LM7578) |
| 07/02/1998-i440EX-W83977-2A69JECHC-00 | ENPC EP-KE21 |
| 12/10/1998-i440LX-W83977-2A69JECLC-00 | ENPC ML21 |
| 09/07/1998-i440LX-W83977-2A69JECJC-00 | ENPC EP-KL21 |
| 09/03/1998-i440LX-SMC67X-2A69JECBC-00 | ENPC EP-KL21 |
| 11/26/97-i440LX-SMC93X-2A69JECCC-00 | ENPC EP-KL21 |
| 04/26/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 03/04/1999-i440BX-W977TF-2A69KECAC-00 | ENPC KB11 |
| 04/07/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 09/29/1998-i440BX-W977TF-2A69KECAC-00 | ENPC KB11 |
| 04/22/1999-i440BX-W977TF-2A69KECMC-00 | ENPC EP-KB21 |
| 12/10/1998-i440BX-W977-2A69KECCC-00 | ENPC KB-22 |
| 09/04/1998-i440BX-W977TF-2A69KEC9C-00 | ENPC EP-KB21 |
| 12/16/1999-i440BX-W977TF-2A69KECMC-00 | ENPC KB21 (2Mbit) |
| 05/19/1998-i440BX-W977TF-2A69KEC9C-00 | ENPC EP-KB21 |
| 07/05/2000-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 04/28/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 04/14/1999-i440BX-W977TF-2A69KECAC-00 | ENPC KB11 |
| 04/20/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 12/10/1998-i440BX-W977TF-2A69KECAC-00 | ENPC KB11 |
| 01/27/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 01/22/1999-i440BX-W977-2A69KECCC-00 | ENPC KB-22 |
| 12/10/1998-i440BX-W977TF-2A69KEC9C-00 | ENPC EP-KB21 |
| 08/21/1998-i440BX-W977-2A69KECCC-00 | ENPC KB-22 |
| 06/15/1998-i440BX-W977TF-2A69KECAC-00 | ENPC EP-KB21 |
| 03/02/1999-i440BX-W977TF-2A69KEC9C-00 | ENPC KB21 (1Mbit) |
| 10/01/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 03/01/1999-i440ZX-W977EF-2A69KECGC-00 | ENPC MZ21 |
| 04/22/1999-i440BX-W977TF-2A69KECMC-00 | ENPC KB21 (PCB: 1.5) |
| 04/22/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 01/21/1999-i440BX-W977TF-2A69KECAC-00 | ENPC KB11 |
| 02/12/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 05/04/1999-i440BX-W977-2A69KECLC-00 | ENPC KB-22 |
| 07/07/1998-i440BX-W977TF-2A69KECAC-00 | ENPC KB11 |
| 01/21/1999-i440BX-W977TF-2A69KEC9C-02 | ENPC EP-KB21 |
| 08/20/1998-i440BX-W977-2A69KECCC-00 | ENPC KB-22 |
| 01/21/1999-i440BX-W977TF-2A69KEC9C-02 | ENPC AB641 |
| 06/15/1998-i440BX-W977TF-2A69KEC9C-00 | ENPC EP-KB21 |
| 10/01/1999-i440BX-W977TF-2A69KECMC-00 | ENPC KB21 (2Mbit) |
| 05/19/1998-i440BX-W977TF-2A69KECAC-00 | ENPC EP-KB21 |
| 12/16/1999-i440BX-W977EF-2A69KECEC-00 | ENPC KB21P |
| 04/09/1999-i440ZX-W977EF-2A69KECGC-00 | ENPC MZ21 |
| 03/24/1999-SiS-620-2A6INECBC-00 | ENPC KS21 |
| 03/03/1999-SiS-620-2A6INECBC-00 | ENPC KS21 |
| 03/04/1999-SiS-620-2A6INECBC-00 | ENPC KS21 |
| 02/03/98-VP3-586B-W877-2A5LE00AC-00 | ENPC EP-PI11 |
Here is a list of official and unofficial sites where you can find and download ENPC BIOS updates for free.
Need help? Ask your question here!
(Examples: how to update your BIOS, how to identify your motherboard)
About
My name is Wim Bervoets and I'm the founder of Wim's BIOS Page. The history of this site goes back to 1996 when I was taking my first steps on the internet. Gradually the site grew to what it is now - an authority site about BIOS update information - with an active forum.
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