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Does more money always mean better performance when it comes to computer components?

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Let's take a tour through some of the most important components of a computer

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and figure out when you should pay for more RAM capacity, more CPU cores,

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and more watts on your power supply, or when it might just be a waste of money.

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Let's start out by talking about RAM. Is it more important to have higher speed

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or more capacity? While both can affect performance,

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you should prioritize higher capacity, up to a point.

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And this kind of intuitively makes sense. RAM is your computer's working memory,

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where your PC stores data it's currently working on. So more capacity means your

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computer can work on more at the same time, meaning larger amounts are helpful if you

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play demanding games, create content, or just like having an ungodly amount of browser tabs open at once.

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For a general purpose machine, we'd recommend 16 gigabytes of RAM in 2024,

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while 32 is a safer bet for gamers, streamers, and anyone else that needs extra power.

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Right now, going higher than 32 gigs typically is only useful for things like

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intense content creation, such as video editing and animating, or modeling work.

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On the lower end, you can get away with 8 gigs if your PC is mostly a browsing and typing machine.

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But regardless, there isn't much point getting more RAM than you'll reasonably use.

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It's like buying a house with 10 extra rooms when you're living alone,

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and it's easy to add more RAM later if it turns out you do need extra, or you want to have roommates.

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But although capacity should be your primary concern, it doesn't mean you should ignore

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speed and latency completely. For certain games and applications, like video editing,

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rendering, and streaming, it can make a difference, especially depending on exactly what CPU you have.

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If you'll be doing any kind of heavy lifting with your computer, it's a good idea to check and see

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how the games and applications you're applying to use interact with different RAM speed and CPU

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combos, and where the sweet spot is with frequency and timings. AMD Ryzen CPUs in particular have

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historically been a bit more sensitive to the frequency and timings of your RAM,

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though this seems to be less true for their 3DV cache models. Also remember that trying to run

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RAM rated for very high speeds can actually cause instability. We're talking system crashes,

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since you're technically overclocking. Regardless, if you're on a budget and choosing between more RAM

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and faster RAM, remember that too little fast RAM is a lot worse than a sufficient amount of slow RAM.

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Let's move on and talk about your CPU. Although the clock speed can affect performance in certain

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games and applications, the raw frequency number of a CPU isn't as important as it used to be.

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In fact, some CPUs higher in a product stack can have lower frequencies,

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so that they'll stay within power and heat limits as the manufacturer adds more cores.

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And because chips are fairly well optimized these days, there's even been less of a focus

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on overclocking, with many enthusiasts just preferring to undervolt their CPUs instead

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to achieve similar performance while using less power. But one thing that can matter is core count.

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In general, more cores are better than fewer cores, all things being equal, but there are two

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things to consider before you go out and buy the highest core count CPU you can afford. First,

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just like with RAM, there's no point in buying more cores than your programs are realistically

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going to take advantage of. Anything more than 6 cores is probably overkill for a strictly gaming

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PC, while more than 8 probably isn't necessary if you're gaming and streaming. Higher core counts

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tend to be useful if you're doing work that can be easily parallelized. Video rendering is a good

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example of this, as the workload scales better in terms of being able to be spread across multiple

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cores. On the flip side, if you're just using the PC for basic tasks, 4 cores will likely get you by

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just fine. But here's a second thing you need to consider. Architecture. Because plenty of applications,

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especially games, are significantly affected by single threaded performance, you can see real

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differences in reviews when you compare different processor generations, and especially when you

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compare AMD and Intel. Depending on the workload, a newer CPU with fewer cores can outperform a

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several year old CPU with more cores. Think about it this way. The PlayStation 4 had an 8-core CPU,

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but you obviously wouldn't expect it to run modern games as well as a current gen 6-core

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desktop processor. Also remember that hybrid CPUs are common these days, where some of the cores

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you're getting might be less powerful efficiency cores or e-cores. So check before you buy.

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There was a time when monstrously big power supplies actually made some sense back when

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people were running quadruple graphics card setups. But these days, with multi-GPU being

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virtually dead, there are simply not enough power hungry components inside the typical high-end PC

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to justify going out and buying a 1600 watt PSU. So how many watts should you actually be looking for?

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Well, more is better in the sense that it'll allow you to install more and more powerful

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parts in your rig. Going with a model rated for too many watts is not only unnecessary,

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it can actually end up costing you a little bit extra on your power bill each month.

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Most power supplies are most efficient when they're running at somewhere around 50% load.

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So for example, for an 800 watt PSU, that would be a 400 watt load. Every model of power supply

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is different, so peak efficiency may not be at exactly 50%, but the point is, it's more efficient

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to buy a PSU that gives you some headroom. That being said, that might be cost prohibitive

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if you have a relatively powerful GPU installed. Let's say you have a gaming rig that draws around

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500 watts at load, you may not want to drop a ton of coin on a 1000 watt power supply. In that case,

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it's fine to get a smaller one rated for 600 or 700 watts as long as you're sure your system won't

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flirt with that maximum number when you're really pushing it. And although newer ATX

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3.0 power supplies can deal with transient spikes in power draw past the rated wattage

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better than older units could, you still don't want a situation where you're continuously

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drawing too many watts. And if you do get a lower wattage but still adequate power supply,

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you may not get peak efficiency, but it won't be too much worse than what you'd see closer to

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the half load as long as the PSU is good quality. And on that note, as long as the wattage is

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sufficient, the power supplies build quality is far more important than the raw number of watts.

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There are cheap power supplies out there that are notoriously unreliable and can even explode on you,

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literally explode. But well built ones can last for many years, even if you push them. So read

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reviews and don't go for bargain units just because the wattage number is what you want.

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Finally, let's talk about something that's a little harder to put a number on your motherboard,

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which acts as the spine of sorts of your PC in that it connects everything to everything else.

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It used to be that your choice of motherboard could have a real effect on the performance

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as buses that connect different components could operate at different speeds. And the power

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delivery systems for CPUs were built very differently between models, meaning some other

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boards were far better at overclocking, for example, than others. In modern times, though,

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most motherboards tend to have fairly overbuilt CPU power delivery, except on the very low end.

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And the functionality of the once crucial front side bus has been integrated into the CPU itself.

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So does it make sense to spend more on a more premium motherboard? The answer should mostly

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depend on what kinds of features you want. Make sure it has enough slots, headers and ports to

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support the components that you'll be installing, and also pay attention to what chipset it is.

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The chipset is a separate chip responsible for handling much of the data that flows between

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different parts of your computer. And different chipsets support different numbers of ports,

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some even limit what kinds of overclocking you can do. So is there really a point on

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splurging on one of those super high end motherboards? Some of them can offer really esoteric

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features for really extreme overclocking, like with liquid nitrogen or something equally exotic.

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You might even be able to get support for more bleeding edge standards. But it only really makes

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sense to go for a motherboard like this if you have parts that you know can use the extra bandwidth.

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We've even seen high-end boards with built-in water blocks if you're planning to pair them

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with a custom loop. But the bottom line is that unless you have some hyper-specific use case,

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it's probably unwise to blow gobs of money on a motherboard. You're gonna need that extra money

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anyway when you find out how much DLC costs these days. But we're out of time, even though we know

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that there are other parts where you need to make important buying decisions such as your storage

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drive and graphics card. So let us know if you'd like to see a follow-up, is it worth it, video

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in the future. In the meantime, check out our explainer on RAM timings if you'd like to know

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more. So thanks for watching guys. If you liked this video, hit like, hit subscribe and hit us up

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in the comment section with your suggestions for topics that we should cover in the future.
