ECS Bios L4S5M/DX+ v3.x: Version 1.0a ECS Bios L4S5MG/GL+ v3.x: Version 1.0a ECS Bios L4S5MG/GX+ v3.x: Version 1.0a ECS Bios L4S5MG/651+ v3.x: Version 1.0a ECS Bios P4IBASD v1.x: Version 020814 ECS Bios P6SEP-Me v2.2x: Version 3.7b