Can you mix 2gb and 4gb ram on imac

These machines will scream with 8G and you'll be running at Don't remove the 2x2 until you need more total ram than you can afford with it still installed. Kerri Shotts Kerri Shotts 4 4 silver badges 9 9 bronze badges. David Metcalfe David Metcalfe 1, 5 5 silver badges 13 13 bronze badges.

The Overflow Blog. Podcast Explaining the semiconductor shortage, and how it might end. Does ES6 make JavaScript frameworks obsolete? Featured on Meta. Now live: A fully responsive profile. Linked 1. Related 2. Hot Network Questions. Question feed. Ask Different works best with JavaScript enabled. A-Tech is one of the most trusted names in Premium Memory. Backed by a Lifetime Warranty and 5 star customer support, A-Tech has you covered!

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Give your computer the best, trust A-Tech! Experience mile after mile of unspoilt tranquility. Indulge yourself with the finest food and drink. Make memories that will last forever. RAM auto-manages the data it holds, adjusting to hold frequently accessed data. That's not to say constantly filling your RAM is a good thing.

If you constantly fill your RAM, it can lead to other speed issues. Most modern operating systems use what is known as a paging file, also referred to as virtual memory.

Your computer will begin pushing some data from the super-fast RAM into the much slower regular memory. Virtual memory is really useful as it stops your computer from slowing to a crawl.

However, if you frequently run out of RAM, it's usually a sign that it's time to purchase some higher-capacity RAM modules. Back to the RAM clearing speed-boost myth.

Don't use RAM boosting or memory cleaning software. They don't work. At best, they're just a nuisance and a time-waste. At worst, you could introduce adware or scamware to your computer. The final myth is that you must always use an equal number of RAM sticks. Like the first section on different sizes, you don't have to use two or four or six RAM sticks.

You can also use three sticks of RAM if you want, but as above, it can come at the cost of overall performance. If you have two matching 8GB RAM sticks, they will run in dual-channel mode, providing the most efficient and effective system performance. Great, right? So, while you have a larger capacity, your overall performance may drop.

You'll find a lot of debate online regarding using an equal number of RAM sticks. You don't have to use an equal number, but it can harm your overall system performance if you decide not to. Page content loaded. Dec 24, AM. One advantage that Plotinus forgot to say is Dual Channel. Just in case, what do you use your MacBook for? Dec 24, AM in response to mende1 In response to mende1. Sometimes I feel that adding some extra ram would improve the performance.

BTW is there any other good option beyond Crucial rams? It's quite hard to get them in my country. In that case, think about it seriously. However, I still think that 8 GB should be enough to run Final Cut and you will be able to use many more applications at the same time.