FOR NM-C791 (5B20W77681) Laptop Motherboard with R54650UP CPU — for X13 / T14s

Replacement laptop motherboard, model NM-C791, OEM part number 5B20W77681, equipped with CPU R54650UP. Designed specifically for use in X13 and T14s laptop series. Use this mainboard as a direct replacement when repairing or refurbishing compatible X13/T14s systems — confirm your device’s model and part number before purchase.