Dell XPS 15 (L502x) GM6C EC 512 KB Main 4 MB bios
Dell XPS 15 (L501X) EC 1 MB Main 4 MB bios
Dell XPS 15 (9530, Late 2013) VAUBO LA-9942P Rev.1.0 KBC 128 KB Main 8 MB bios
Dell XPS 15 (9530, Late 2013), Model - P31F - VAUB0 LA-9941P - Rev1.0(A00) bios