Brad ChacosSenior Editor, PCWorld

Brad Chacos spends his days digging through desktop PCs and tweeting too much. He covers gaming and graphics for PCWorld, and spends his mornings running the news desk for PCWorld, Macworld, Greenbot, and TechHive.

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AMD RDNA graphics architecture whitepaper reveals the Radeon RX 5700's deepest secrets

AMD just released a whitepaper diving deep into the technical details of RDNA, the new graphics architecture that will power everything from Radeon GPUs to consoles and even mobile phones.

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Nvidia's GeForce Now adds real-time ray tracing and Android support as cloud gaming heats up

Nvidia's GeForce Now game-streaming service is adding key new features as it prepares for a full launch: real-time ray tracing and support for Android devices.

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Ask a PC expert: Why are there so many PC hardware launch supply problems?

PCWorld CPU guru Gordon Mah Ung explains why so many flagship PC hardware launches suffer from supply woes, then digs into whether or not you should preorder parts to avoid the headache.

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Real-time ray tracing is coming to Minecraft on Windows 10, and it looks stunning

Like Quake II before it, full-blown path tracing is coming to Minecraft with Nvidia's help.

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Pre-binned Ryzen 3000 CPU listings reveal the limits of AMD overclocking potential

Case King and Silicon Lottery are selling pre-binned Ryzen 3000 CPUs with guaranteed minimum overclocks, and they show how limited the headroom is for AMD's cutting-edge processors.

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Install Windows 10's August 2019 updates now to protect your PC from a nasty worm

Microsoft plugged four severe, wormable RDP exploits in Windows 10's August 2019 Patch Tuesday.

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Ask a PC expert: Is air cooling or liquid cooling better for your CPU?

PCWorld's CPU guru Gordon Mah Ung breaks down the pros, cons, and common misconceptions about air coolers and closed-loop liquid cooling.

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Minecraft's long-promised Super Duper Graphics Pack overhaul is dead

Two years after announcing Minecraft's Super Duper Graphics Pack overhaul, developer Mojang cancels the idea. Java Edition gamers can still use mods, though.

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Sapphire Pulse Radeon RX 5700 review: A stunning value supercharged by clever software tricks

The wait for custom Radeon RX 5700 graphics cards was worth it. The Sapphire Pulse RX 5700 and its new Trixx Boost feature deliver great value for a mere $9 markup over reference designs.

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Windows 10: The best tricks, tips, and tweaks

Windows 10 is chock-full of handy, hidden new features worth exploring, especially after the recent October 2018 Update. Check out the best tips and tricks here.

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How to buy the perfect PC case

PC cases come in all shapes, sizes, and features—from fully loaded ATX towers to bare-bones small form factors. This guide will help you find the best PC case for your needs.

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News that Intel's first Xe graphics cards will cost $200 turns out to be a mistranslation

Intel graphics chief Raja Koduri's video interview with a Russian tech site went viral when enthusiasts thought he said the first Xe graphics card would cost $200. That news turns out to have been a mistranslation.

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AMD CEO confirms high-end Radeon 'Navi' graphics cards are coming

AMD CEO Lisa Su said bigger Radeon Navi GPUs are "on track" during a financial earnings call.

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Warning: Watch out for awful graphics card 'deals' that aren't worth your money

Don't be a sucker. The graphics card landscape is drastically different than a few weeks ago, and GPU makers are looking to offload pricey obsolete models with 'deals' that aren't worth your dollars.

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Nvidia woos creators with 10 potent RTX Studio laptops, 30-bit color support for GeForce GPUs

Nvidia revs up its RTX Studio initiative with an army of new laptops and fresh Studio drivers just in time for Siggraph.