t490 ram slots: two sticks of RAM or one stick with twice as much memory?. Thinkpad T490s 14 inch FHD Core I5 8365U / RAM 8GB .... Thinkpad T490 I5-10210u 14inch FHD | LAPTOPTHINKPAD.COM.
Most consumer-grade motherboards come with four RAM
slots; the main goal of these
RAM slots is to connect the CPU to the RAM sticks using the motherboard.
T480 has two sockets and no soldered RAM; T480s/T490 have one soldered
slot and one socket; T490s has one soldered slot and no sockets.
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