Should i upgrade a radeon 7790 1 gig to a 2 gig r9 270x

[MRradeon]

im wondering if i should upgrade my 7790 1 gig to an r9 270x. i play games like bf4, crysis 3, and kerbal space program, in the future maybe planetside 2

 

[aldan]

if you got the money sonny,fill your boots.lo.