under-perform

I feel like my PC is under-performing. I bought all the parts close to 1 year ago, and I gave up searching for the problem as I never really found it. I'm playing on 1080p and I'd like in the future to buy a new monitor, something like 360 Hz, 1080p or 1440p. But I'm having lower performance...

Hi, I'm looking to build a new PC for gaming purposes, I have a budget of £700-850. I might be able to use some parts from my current PC. Current PC: Mobo: Asus M5A78L/USB3 AMD Socket AM3+ 8 Channel HD Audio ATX Motherboard Case: Cooler Master K-series K280 - Usb3.0 Atx Case RAM: Corsair...