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

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

Award BIOS motherboard IDs (more info)

09/13/95-TRITON-2A59CE1HC-00	ECS TR5510 AIO
05/22/96-i430FX-2A59CE1QC-00	ECS TS54P AIO
02/20/97-i430FX-2A59CE1AC-00	ECS TR5510
02/19/97-i430FX-2A59CE1NC-00	ECS TR5510
05/14/96-i430FX-2A59CE1NC-00	ECS TR5510 AIO
03/21/96-i430FX-2A59CE1QC-00	ECS TS54P AIO
02/20/97-i430FX-2A59CE1HC-00	ECS TS54P AIO
02/10/96-i430FX-2A59CE1HC-00	ECS TS54P AIO
02/20/97-i430FX-2A59CE1NC-00	ECS TS54P AIO
08/16/95-SiS-501-503-2A5IAE1AC-00	ECS Si54PAIO
08/25/95-SiS-5501-503-2A5ICE1AC-00	ECS Si54PAIO
01/24/96-SiS-551X-SMC665-2A5IDE1AC-00	ECS SI56P AVIO
05/03/96-SiS-551X-SMC665-2A5IDE19C-00	ECS SI55P AIO
01/23/96-SiS-551X-SMC665-2A5IDE1CC-00	ECS SI57P VIO
02/08/96-SiS-551X-SMC665-2A5IDE1DC-00	ECS SI55P-AIO-MX
01/07/97-SiS-551X-SMC665-2A5IDE19C-00	ECS SI55P AIO
01/03/02-SiS-551X-SMC665-2A5IDE19C-00	ECS SI55P AIO
10/14/2002-M797CL-6A6IRE1GC-00	PC Chips (Hsin Tech) M797CL
02/19/2002-SiS-745-6A6IUE19C-00	ECS K7S6A (PCB: 1.x)
09/08/2000-M805LR-6A6LME19C-00	PC Chips (Hsin Tech) M805LR
07/27/2000-M805LR-6A6LME19C-00	PC Chips (Hsin Tech) M805LR
08/07/2000-M805LR-6A6LME19C-00	PC Chips (Hsin Tech) M805LR230
09/08/2000-M805LR-6A6LME19C-00	PC Chips (Hsin Tech) M805LR230-03H
12/12/2000-M805LR-6A6LME19C-00	PC Chips (Hsin Tech) M805LR230-03H
12/12/2000-M807-6A6LME19C-00	PC Chips (Hsin Tech) M807
09/13/2002-M921LR-6A6LWE19C-00	PC Chips (Hsin Tech) M921
10/15/2002-M921LR-6A6LWE19C-00	PC Chips (Hsin Tech) M921
05/22/2002-M921LR-6A6LWE19C-00	PC Chips (Hsin Tech) M921
01/21/2002-P4X266-8233-6A6LWE19C-00	PC Chips (Hsin Tech) M921
01/11/2002-P4X266-8233-6A6LWE19C-00	PC Chips (Hsin Tech) M921
10/13/2005-SIS-741-6A7I8E19C-00	ECS (Elitegroup) 741GX-M
08/25/2005-A4S-6A7ICE19C-00	ECS A4S

Award BIOS motherboard IDs with custom syntax

06/26/96-SiS-551X-SMC669-SC58PVIOC-00	ECS SC58P VIO/S
01/31/97-SiS-551X-SMC669-SC58PVIOC-00	ECS Action 5600 Series
12/02/97-SiS-5571-(P5SV-B)C-00	ECS P5SV-B
05/12/2000-SiS-5598-BK5598C-00	ECS BK5598 (PCB: 1.3)
11/06/2001-P6VEM-6A6LIH09C-00	ECS P6VEM (PCB: 1.0 or 5.2)
10/26/2001-P6VEM-6A6LIH09C-00	ECS P6VEM (PCB: 1.0 or 5.2)

AMI BIOS motherboard IDs (more info)

40-000-ZZ1218-00101111-070791-ACER1409-8	ECS 8521P (PCB: v1.0)
40-0200-ZZ1218-00101111-070791-ACER1219-H	ECS 8521P (PCB: v1.0)
40-0401-001131-00101111-040493 UMC4913C-H	ECS 8521P (PCB: v1.0)
40-0100-001131-00101111-121291-UMCAUTO-F	ECS FX-3000 (UL486)
40-0100-001131-00101111-121291-UMCAUTO-H	ECS FX-3000D
40-0100-001131-00101111-040493-UMC491-F	ECS IC4914-G (PCB: v1.0)
62-0310-001131-00101111-071595-SiS730S-K7SEM	ECS K7SEM (PCB: V3.0C)
30-0100-001131-00101111-121291-MXIC-H	ECS MX386
30-0401-01131-00111111-121291-SCAMPSX-0	ECS MX386
40-0401-001131-00101111-040493-UMC491C-H	ECS UC4915-B/C AIO (PCB: v1.0)
40-0500-D01131-00101111-070791-UMCWB-7	ECS UM486 II
40-0100-001131-00101111-111192-UMC480-H	ECS UM486V

• No manufacturer website found