ASRock K8Upgrade-NF3 User Manual - Page 13

2.4 Expansion Slots (Future CPU Port, PCI Slots and AGP Slot) There are 1 Future CPU Port, 4 PCI slots and 1 AGP slot on K8Upgrade-NF3 motherboard. Future CPU Port (Yellow-Colored Port): Future CPU Port allows you to upgrade your AMD 754-Pin CPU to AMD 939-Pin CPU by installing an add-on ASRock 939CPU Board into this future CPU Port on K8UpgradeNF3 motherboard. You may also install ASRock M2CPU Board into this future CPU Port on this motherboard to upgrade your AMD 754-Pin CPU to AMD 940-Pin (M2) CPU in the future. Before you upgrade the 754-Pin CPU to the 939-Pin CPU / 940-Pin (M2) CPU, it is necessary to adjust the jumper settings for those required jumpers on K8Upgrade-NF3 motherboard. Please refer to the table below for the correct jumper settings. This yellow-colored Future CPU Port is not an AGP slot! Please do NOT insert any AGP card into it! CPU Type Jumper Settings 3 3 2 2 J3 J4 3 3 2 2 754-Pin CPU J1 J2 (Default) 1_2 J9 1_2 J10 3 2 J5 3 2 J6 3 2 J7 3 2 J8 2_3 J15 939-Pin CPU 2 (Using add-on 1 J3 ASRock 939CPU Board) 2 1 / 940-Pin (M2) J1 CPU (Using add-on ASRock M2CPU Board) 2 1 J4 2 1 J2 2_3 J9 2_3 J10 1_2 J15 2 1 J5 2 1 J6 2 1 J7 2 1 J8 13