RAR archive labelled Z87-PRO, a name that matches a desktop motherboard model, though the file name does not say what the archive holds or who made the board.

Repair archive for the ASUS Gryphon Z87, a 282 KB RAR whose name does not state the document type.

Small archive for a Z87-C board, an Intel Z87 chipset desktop motherboard name in the Asus range, without revision or content details in the file name.

ECS Z87H3-LM desktop motherboard documentation at revision 1.0, provided as a 1.48 MB RAR.

RAR archive for the ASUS Sabertooth Z87 motherboard, 311 KB, with no hint in the name about what it contains.

RAR archive of 1.17 MB for the Gigabyte GA-Z87X-OC motherboard, board revision 1.1, an Intel Z87 socket 1150 overclocking model.

ECS Z87H3-LM revision 1.0 motherboard archive, 1.53 MB in RAR form. Its contents are not described by the name, though such packages typically carry a BIOS image for the…