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Play at 1080p, if £300 is not going to improve much then i'll stick with what I have. Though i do struggle with some games with the 768mb Vram,
Kepler is coming out in less than 3 weeks supposedly so I suggest being patient.You'd be struggling to beat 2 460s with £300 anyway! Unless you run at high res and therefore may benefit from more VRAM. What res do you play at?
Don't know anything about Kepler, but if its not long to wait and you can, that seems sensible
Play at 1080p, if £300 is not going to improve much then i'll stick with what I have. Though i do struggle with some games with the 768mb Vram,