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- You can identify your EFA 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 EFA BIOS upgrades
Click on the 
for more info about the EFA bios update.
EFA BIOS Updates
| Manufacturer - Model | Chipset | BIOS ID | Full BIOS ID | More info |
|---|---|---|---|---|
| EFA | Intel 430VX | 2A59GE3D |
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| EFA | Intel 440FX | 2A69HE3C |
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| EFA | SiS 501/02/03 | 2A5IAE32 |
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| EFA | ALi 1449/61/51 | 2A5KBE31 |
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| EFA | Intel 430FX | 2A59CE3L |
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| EFA | VIA VPX (aka VXPro+) | 2A5LDE3B |
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| EFA | Intel 430HX | 2A59FE3B |
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| EFA | Intel 440LX/EX | 2A69JE3A |
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| EFA | SiS 5511/12/13 | 2A5IDE3A |
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| EFA | ALi 1487/1489 | 2A4KDE3J |
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| EFA | VIA Apollo (M)VP3 | 2A5LEE3B |
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| EFA | Contaq 82C596-9 | 2A4H2E31 |
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| EFA | Intel 430HX | 2A59FE3E |
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| EFA | Intel 440LX/EX | 2A69JE3D |
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| EFA | SiS 5582/5597/5598 | 2A5IIE39 |
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| EFA | UMC 8881E/8886B | 2A4X5E31 |
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| EFA | Intel 430FX | 2A59CE3A | 2A59CE3AC-00 |
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| EFA | VIA Apollo Pro (691/596) | 2A6LFE3A |
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| EFA | Intel 430TX | 2A59IE3A |
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| EFA | Intel Neptune | 2A59AE31 |
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| EFA | Intel Neptune | 2A59AE3A |
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| EFA | UMC 8881E/8886B | 2A4X5E3A |
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| EFA | Intel 430VX | 2A59GE39 |
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| EFA | Intel 440FX | 2A69HE3B |
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| EFA | SiS 501/02/03 | 2A5IAE31 |
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| EFA | Intel 430FX | 2A59CE3K |
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| EFA | VIA VPX (aka VXPro+) | 2A5LDE3A | 580VPX-SMC669-2A5LDE3AC-00 |
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| EFA | Intel 430VX | 2A59GE3C |
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| EFA | Intel 430VX | 2A59GE3F |
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| EFA | SiS 5511/12/13 | 2A5IDE39 |
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| EFA | ALi 1487/1489 | 2A4KDE3I |
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| EFA | VIA Apollo (M)VP3 | 2A5LEE3A |
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| EFA | Intel 430HX | 2A59FE3A |
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| EFA | VIA Apollo (M)VP3 | 2A5LEE3D |
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| EFA | Intel 430HX | 2A59FE3D | 2A59FE3DC-00 |
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| EFA | Intel 440BX/GX/ZX | 2A69KE39 | 2A69KE39C-00 |
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| EFA | Intel 440LX/EX | 2A69JE3C |
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| EFA | SiS 5511/12/13 | 2A5IDE3C |
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| EFA | ALi IV+ M1531/M1543 (aka | 2A5KIE3A |
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| EFA | SiS 5591 | 2A5IKE3Z |
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| EFA | Intel 430FX | 2A59CE39 |
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| EFA | VIA Apollo Pro (691/596) | 2A6LFE39 |
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| EFA | Intel Mercury | 2A59BE32 |
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| EFA | Intel Neptune | 2A59AE39 |
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| EFA | Intel 430FX | 2A59CE3G |
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| EFA | VIA Apollo Pro Plus (692/ | 2A6LGE3A |
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| EFA | Intel 430TX | 2A59IE3D |
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| EFA | Intel 440BX/GX/ZX | 6Z69KE39 | 2A69KE39C-00 |
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| EFA | Intel 440FX | 2A69HE3A |
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| EFA | OPTi 82C822/596/597 | 2A5UIE31 |
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| EFA | UMC 8881E/8886B | 2A4X5E3C |
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| EFA | Intel 430FX | 2A59CE3J |
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| EFA | Intel 430VX | 2A59GE3B | 2A59GE3B |
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| EFA | Intel 430VX | 2A59GE3E |
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| EFA | SiS 5501/02/03 | 2A5ICE31 |
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| EFA | ALi 1487/1489 | 2A4KDE3H |
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| EFA | VIA Apollo (M)VP3 | 2A5LEE39 |
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| EFA | Intel 430HX | 2A59FE39 |
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| EFA | VIA Apollo (M)VP3 | 2A5LEE3C |
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| EFA | Intel 440LX/EX | 2A69JE3B |
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| EFA | SiS 5511/12/13 | 2A5IDE3B |
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| EFA | ALi IV+ M1531/M1543 (aka | 2A5KIE39 |
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| EFA | SiS 5591 | 2A5IKE39 |
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| EFA | Contaq 82C596-9 | 2A4H2E32 |
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| EFA | Intel 430HX | 2A59FE3F |
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| EFA | Intel 440BX/GX/ZX | 2A69KE3B |
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| EFA | Intel Mercury | 2A59BE31 |
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| EFA | Intel Neptune | 2A59AE32 |
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| EFA | UMC 8881E/8886B | 2A4X5E38 |
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| EFA | Intel 430FX | 2A59CE3B |
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| EFA | VIA Apollo Pro Plus (692/ | 2A6LGE39 |
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| EFA | Intel 430TX | 2A59IE3B | 2A59IE3BC-00 |
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| EFA | Intel 440BX/GX/ZX | 2A69KE3E |
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| EFA | Intel 440FX | 2A69HE39 |
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| EFA | Intel Saturn II | 2A498E31 |
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| EFA | UMC 8881E/8886B | 2A4X5E3B |
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| EFA | Intel 430FX | 2A59CE3I |
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| EFA | VIA Apollo VP4 | 2A5LHE39 |
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| EFA "1" - Model: D5CUB | Intel 430HX | 2A59FE3C | 2A59FE3CC-00 |
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| EFA E6BX-ATX | Intel 440BX/GX/ZX | 2A69KE31 | 01/21/1999-I440BX-W977TF-2A69KE3EC-00 |
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| EFA E6BX-ATX | Intel 440BX/GX/ZX | 2A69KE3D | 05/19/1998-I440BX-W977TF-2A69KE39C |
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| EFA E6BX-ATX | Intel 440BX/GX/ZX | 6Z69KE3B | 05/19/1998-I440BX-W977TF-2A69KE39C |
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| EFA E6BX-ATX | Intel 440BX/GX/ZX | 2A69KE3C | 2A69KE3CC-00 |
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| EFA E6BX-ATX | Intel 440BX/GX/ZX | 2A69KE31 | 05/19/1998-I440BX-W977TF-2A69KE39C |
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| EFA E6ZX-AT | Intel 440BX/GX/ZX | 2A69KE3A | 01/18/1999-i440ZX-W977TF-2A69KE3AC |
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| EFA EFA | UMC 8881E/8886B | 2A4X5E39 | 11/9/95 - UMC8881/886A - 2A4X5E39C - 00 |
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| EFA Model# P5VPX97-AT | VIA VPX (aka VXPro+) | 2A5LDE3C | 03/10/98-580VPX-SMC669-2A5LDE3C-00 |
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| EFA Model: P55T-PIO-B | Intel 430FX | 2A59CE3H | 2A59CE3H |
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| EFA P5MVP3-AT | VIA Apollo (M)VP3 | 2A5LEE32 | 03/09/1999-MVP3-586B-669-2A5LEE3EC-00 |
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| EFA P5MVP3-AT | VIA Apollo (M)VP3 | 2A5LEE3E | 06/30/98-VP3-586B-669-2A5LEE3EC-00 |
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| EFA P5MVP3-MATX | VIA Apollo (M)VP3 | 2A5LEE31 | 03/09/1999-VP3-586B-669-2A5LEE3FC-00 |
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| EFA P5MVP3-MATX | VIA Apollo (M)VP3 | 2A5LEE3F |
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| EFA P5TVX-AT | Intel 430VX | 2A59GE3A | I430VX-ALI5113-2A59GE3AC-00 |
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| EFA P5TX-AT | Intel 430TX | 2A59IE39 | 03/05/97-I430TX-P5TX-A00C-00 |
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| EFA P5V580-AT | VIA VPX (aka VXPro+) | 2A5LDE39 | 08/25/97-580VPX-SMC669-2A5LDE39C-00 |
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| EFA P5V580-AT-3 | VIA Apollo VP1 (VT82C580V | 2A5LAE39 | 07/07/97 - VT82C580VP-SM6-2A5LAE39C-00 |
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| EFA P6LX-ATX | Intel 440LX/EX | 2A69JE39 | 10/12/1998-I440LX-W977TF-2A69JE39C-00 |
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| EFA P6LX-ATX | Intel 440LX/EX | 2A69JE31 | 10/12/1998-I440LX-W977TF-2A69JE39C-00 |
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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 28 Award BIOS IDs listed for EFA. Contact us if you have new IDs missing from the list :-)
EFA Award BIOS Identification
| Award BIOS ID | Motherboard manufacturer, model, PCB revision |
|---|---|
| 11/09/95-UMC-881/886A-2A4X5E39C-00 | EFA 486U-PIO/A |
| 08/22/95-NEPTUNE-2A59AE31-00 | EFA P54CNPCI |
| 05/24/96-i430FX-5113-2A59CE39C-00 | EFA P55TPIO-B |
| 09/03/1998-i430FX-SMC665-2A59CE3BC-00 | EFA P55TPIO-B (for SMC IR FDD chip) |
| 05/09/96-i430FX-5113-2A59CE3AC-00 | EFA P55TPIO-B |
| 03/04/96-i430FX-2A59CE3HC-00 | EFA P55TPIO |
| 07/18/96-i430FX-5113-2A59CE3AC-00 | EFA P55TPIO-B |
| 03/25/98-i430FX-5113-2A59CE39C-00 | EFA P55PIO-B |
| 03/25/98-i430FX-SMC665-2A59CE3BC-00 | EFA P55TPIO-B (for SMC665GT I/O chip) |
| 04/23/97-i430HX-2A59FE3CC-00 | EFA P55T2PIO-B |
| 10/08/96-i430HX-2A59FE39C-00 | EFA P55T2SPIO |
| 05/28/97-i430HX-2A59FE39C-00 | EFA P55T2SPIO |
| 01/23/97-i430HX-2A59FE3CC-00 | EFA P55T2PIO-B |
| 02/13/97-i430VX,Ali5113-2A59GE3AC-00 | EFA P5TVX-AT |
| 06/24/97-i430VX,Ali5113-2A59GE3BC-00 | EFA P5TSVX-ATX |
| 06/24/97-i430VX,Ali5113-2A59GE3AC-00 | EFA P5TVX-AT |
| 04/23/97-i430VX,Ali5113-2A59GE3BC-00 | EFA P5TSVX-ATX |
| 09/22/97-i430TX-2A59IE3AC-00 | EFA P5TX-ATX |
| 01/29/1999-i430TX-2A59IE39C-00 | EFA E5TX-AT |
| 08/18/1998-i430TX-W977TF-2A59IE3BC-00 | EFA P5TXSC-AT |
| 12/10/97-ALi-154x-2A5KIE39C-00 | EFA P5A4P-AT |
| 08/12/97-VT82C580VP-SMC6-2A5LAE39C-00 | EFA P5V580-AT |
| 11/11/97-580VPX-SMC669-2A5LDE3AC-00 | EFA P5V580-AT-A |
| 11/11/97-580VPX-SMC669-2A5LDE3AC-00 | EFA P5V580-AT-C |
| 01/29/1999-580VPX-SMC669-2A5LDE3CC-00 | EFA P5VPX97-AT |
| 08/12/97-580VPX-SMC669-2A5LDE39C-00 | EFA P5V580-B |
| 03/09/1999-VP3-586B-669-2A5LEE3FC-00 | EFA P5MVP3-MATX |
| 12/07/95-SIS-85C471B/E/G-2C4I9E30-00 | EFA 4DMS-HL3G |
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 2 AMI BIOS IDs listed for EFA. Contact us if you have new IDs missing from the list :-)
EFA AMI BIOS Identification
| AMI BIOS ID | Motherboard manufacturer, model, PCB revision |
|---|---|
| 40-0100-001281-00101111-080893-UMC491F | EFA HL3SC/SM |
| 51-P000-001281_00101101-072594-SIS50X-H | EFA P54CS-P10 |
Need help? Ask your question here!
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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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