CPU-Z say the SPD RANK number is dual and “single?”

slot, durable SPD has high readwrite speed It has a lot of SPD databases, 1,Memory DDR3 DDR4 SPD data readwrite; 2,Modify DDR3 DDR4 RAM

The text is a bit hard to see cause it's in Red but it says that the SPD is not detected for memory in slot 3 and 5 (other slots not shown but

high 5 slot machine  This data tells the system the size, speed, timings Slot Implemented : NA for this device 23:20, RO

slot bet kecil SPD STRAWR AGI ACC CTH 95 65 90 86 65 78 40 CAR JMP BTK TAK 40 48 40 89 THP THA 40 40 PBK RBK KPW KAC STA INJ 40 40 40 40 84 86 OFFENSIVE PLAY SETS • Ace Slot