661LD826.BIN: 08/26/2004-SiS-661FX-6A7I4D49C-00 512K ACPI (661LD826) EVALUATION ROM - NOT FOR SALE 661LSC04.BIN: 12/04/2003-SiS-661FX-6A7I4D49C-00 256K ACPI MBD-S661FX-ML(661FX-ML) 661LSC08.BIN: 12/08/2003-SiS-661FX-6A7I4D49C-00 256K ACPI MBD-S661FX-ML(661FX-ML)