ok guys got this so far decided i would dropa few features and save a few pennies
i5 2500k --£157
asrock p67 pro mobo --£62.50
http://www.asrock.com/mb/overview.asp?Model=P67%20Pro
4gig pny optima drr3 --£13.92
£233.42
which leaves me with 87.58 for a gpu,however come the 7th of january i get my next student payment and may stick 20-30 quid to make it £100 or slightly more
so basically gpu suggestions for around the 100 quid odds mark maybe more if i decide to save a couple of months
thanks for the help guys much appreciated