46R4545 - IBM - 5520 LGA1366 System Board Motherboard 46R4545 - IBM - 5520 LGA1366 System Board Motherboard $881.06 $746.66
X41RR - Dell - System Board (Motherboard) for Precision 5520 X41RR - Dell - System Board (Motherboard) for Precision 5520 $1,115.19 $945.08
6D5DG - Dell - System Board (Motherboard) for Inspiron 15r 5520 6D5DG - Dell - System Board (Motherboard) for Inspiron 15r 5520 $342.45 $290.21
Intel - S5520SC - Motherboard LGA1366 5520 DDR3 12-Slot S5520SC - Intel - 5520 DDR3 12-Slot System Board (Motherboard) Socket LGA1366 $241.67 $196.48