using old HDD in a new setup

Mina Saleh

Distinguished
Jan 22, 2015
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18,520
after 8 years of service my motherboard (g4-g41m-es2l) finally gave-up so i decided to buy a new one and upgrade a few things too.
the thing here is i want to know if i can use the windows on my old HDD (1TB) on the new rig.

i'm keeping the graphics card (gt-520) &ram (2 X 4gb kingstone) &psu (1200 watt)
but i'll change the processor the dvd-writer and of course the motherboard.

so again will i need to re install the windows again or not?
thanks in advance