Taken from my 8088 motherboard: "X GOLDEN TURBO-BOARD"

 2764

 "T U R B O - XT 1986 Speed 4.77/8.00MHz Version 3.10"

 Same as the ROM in the Bitcom motherboard within my Skai XT clone

 Taken from my DTK 8088 motherboard: model PIM-TB10-Z (rev 9)

 2764

 "DTK Corp. COMPUTER '88 DTK/ERSO/BIOS 2.42 (C) 1986"

 Taken from an unbranded XT motherboard of mine

 2764

 "XT BIOS V2.05 COPYRIGHT Award Software Inc. 1986"
 "(C)Award 1986 IBM COMPATIBLE"
 "SUPERWAVE ELECTRONIC CO., LTD."

 From a Micro Universe board V1.0B
 Posted by MikeS on Vintage Computer Forums, 26APR08.

 Taken from a "ALCO 8Mhz" machine.
 Posted by kishi on Vintage Computer Forums, MAR2010.

 "I.B.M..Copyright (c) 1984,1985,1986 Phoenix Technologies Ltd"
 "ROM BIOS Ver 2.27"

 Samtron 88S, an XT clone made by Samsung

 27C256

 "IBM COMPATIBLE 88 BIOS COPYRIGHT Award Software Inc."
 "8088 Modular BIOS Version 3.0F, Copyright (c) Award Software Inc."
 "SAMTRON 88S Ver 2.0A - SAMSUNG CO., LTD. 1989"
 "Hyosung Computer"

 1. Motherboard contains on-board RTC and floppy controller.
 2. Computer can boot from either of its two floppy drives.