"We're still not ready to proclaim Vista a must-have upgrade, but as DirectX 10 titles continue to hit the market, the days of XP could be numbered among the gaming community. Factor in DDR2's rock bottom pricing, and 4GB kits have suddenly become a viable option, helping to negate the concerns over jumping onto Microsoft's resource hungry OS.
But despite deliciously low prices, gamers (and the overclocking enthusiasts who are synonymous with this crowd) aren't willing to bite on just any kit of RAM, instead showing an appetite for low latency modules. The reward for such selectivity typically manifests in better performance at stock speeds, along with a reasonable amount of frequency headroom. Or at least that's what we've become accustomed to in a 2GB world.