To find your EFA BIOS upgrade or driver you can do one of the following options:

1. Identify your EFA motherboard model via our Award BIOS or AMI BIOS id's tabs
2. Find a(n) EFA BIOS upgrade or driver via the Links tab on the official site.
3. Run the BIOS Agent Plus scan (new!) browser plugin.

Award BIOS motherboard IDs (more info)

11/09/95-UMC-881/886A-2A4X5E39C-00	486U-PIO/A
08/22/95-NEPTUNE-2A59AE31-00	P54CNPCI
07/18/96-i430FX-5113-2A59CE3AC-00	P55TPIO-B
03/25/98-i430FX-SMC665-2A59CE3BC-00	P55TPIO-B (for SMC665GT I/O chip)
09/03/1998-i430FX-SMC665-2A59CE3BC-00	P55TPIO-B (for SMC IR FDD chip)
03/04/96-i430FX-2A59CE3HC-00	P55TPIO
03/25/98-i430FX-5113-2A59CE39C-00	P55PIO-B
05/24/96-i430FX-5113-2A59CE39C-00	P55TPIO-B
05/09/96-i430FX-5113-2A59CE3AC-00	P55TPIO-B
01/23/97-i430HX-2A59FE3CC-00	P55T2PIO-B
04/23/97-i430HX-2A59FE3CC-00	P55T2PIO-B
10/08/96-i430HX-2A59FE39C-00	P55T2SPIO
05/28/97-i430HX-2A59FE39C-00	P55T2SPIO
06/24/97-i430VX,Ali5113-2A59GE3BC-00	P5TSVX-ATX
02/13/97-i430VX,Ali5113-2A59GE3AC-00	P5TVX-AT
06/24/97-i430VX,Ali5113-2A59GE3AC-00	P5TVX-AT
04/23/97-i430VX,Ali5113-2A59GE3BC-00	P5TSVX-ATX
01/29/1999-i430TX-2A59IE39C-00	E5TX-AT
09/22/97-i430TX-2A59IE3AC-00	P5TX-ATX
08/18/1998-i430TX-W977TF-2A59IE3BC-00	P5TXSC-AT
12/10/97-ALi-154x-2A5KIE39C-00	P5A4P-AT
08/12/97-VT82C580VP-SMC6-2A5LAE39C-00	P5V580-AT
08/12/97-580VPX-SMC669-2A5LDE39C-00	P5V580-B
11/11/97-580VPX-SMC669-2A5LDE3AC-00	P5V580-AT-A
11/11/97-580VPX-SMC669-2A5LDE3AC-00	P5V580-AT-C
01/29/1999-580VPX-SMC669-2A5LDE3CC-00	P5VPX97-AT
03/09/1999-VP3-586B-669-2A5LEE3FC-00	P5MVP3-MATX
12/07/95-SIS-85C471B/E/G-2C4I9E30-00	4DMS-HL3G

AMI BIOS motherboard IDs (more info)

40-0100-001281-00101111-080893-UMC491F	HL3SC/SM

• No manufacturer website found