Just like the processor, memory runs at different clock speeds, check what speed the processor supports and match that to the RAM that you buy. These are the officially supported speeds by the processor but if you plan to be overclocking your CPU, you will also be increasing the clock speed of your memory..
Likewise, does CPU affect RAM speed?
RAM not only allows your CPU to access files faster, it can also help your processor run more processes at the same time. The more RAM you have, and the faster the RAM cycles in MHz, the more processes your CPU can run.
Additionally, what happens if I use ram of a faster speed than the CPU supports? Your computer will work just fine if you install the faster RAM. It will simply run at the slower 1333Mhz speed. Your motherboard will recognize those faster RAM sticks as being compatible (because they are) and allow the system to boot up and operate normally after you install them.
Just so, does my RAM speed have to match?
Also note that your motherboard may not run your RAM at its advertised speed out of the box. But in each case, the system will clock down to match the slowest memory module it has access to, so buying faster RAM to mix with slower RAM doesn't have any real benefit.
How much RAM can a CPU handle?
CPU Bit. If a computer is running a 32-bit processor, the maximum amount of RAM it can address is 4GB. Computers running 64-bit processors can hypothetically handle hundreds of terabytes of RAM.
Related Question Answers
Is 32gb RAM overkill?
Is 32GB overkill? In general, yes. The only real reason an average user would need 32GB is for future proofing. As far as just simply gaming goes, 16GB is plenty, and really, you can get by just fine with 8GB.Can RAM affect FPS?
RAM amount does not directly affect FPS. The speed of your RAM could, but you can't change that with an upgrade it's decided when you build a system by the parts you choose. RAM is fast storage.How much RAM speed do I need?
A lightweight system today can get by with 4GB of RAM. 8GB should be plenty for current and near-term future applications, 16GB gives you comfortable space for the future, and anything over 16GB is likely overkill unless you specifically know you need it (such as for video editing or audio post-production).Will faster RAM improve FPS?
And, the answer to that is: in some scenarios and depending on how much RAM you have, yes, adding more RAM could increase your FPS. On the flip side, if you have a low amount of memory (say, 2GB-4GB), adding more RAM will increase your FPS in games that utilize more RAM than you previously had.Does RAM size matter?
The more RAM your system has, the more programs it can handle simultaneously. RAM isn't the only determining factor — after all, you can technically open dozens of programs at once even with a very small amount of RAM. While it's true that a computer with more RAM feels noticeably faster, it's only up to a point.How much RAM do I need for gaming?
8 GB is the minimum for any gaming PC. With 8 GB of RAM, your PC will be running most games without any problem, though some concessions in terms of graphics will probably be required when it comes to the newer, more demanding titles. 16 GB is the optimal amount of RAM for gaming today.What speed RAM should I get ddr4?
Overclocking. By default, the maximum stock clock speed for DDR4 RAM is 2400 MHz. When you see RAM with speeds rated over this, it means the module has been overclocked to that speed by the manufacturer.Is 64gb RAM overkill?
64gb may be overkill, unless you're doing a lot in after effects. If you are the 64 would help with the ram preview. Yes, you'll want a nvidia geforce gpu for better performance in Premiere, After Effects and Blender.Is 2400 MHz RAM good?
For example, 8GB DDR4-2400 RAM is running at a frequency of 2400MHz. What's important to remember here is that system RAM is not handling command processes like the CPU does, so while a higher CPU frequency will almost always mean better PC performance, the same may not be the case for high frequency RAM.Is there ddr5 RAM?
DDR5 Release Date Back in March of 2017 JEDEC announced that DDR5 was being worked on and should be released in 2018. Jumping forward to November 2018, SK Hynix finally announced the first ever DDR5 compliant RAM module, which they in turn said would be available to consumers come 2020.Can I use 2133 and 2400 Ram together?
Can I pair 2133MHz and 2400MHz RAM together? Ram will normally run as fast as the slowest module in the system. In your case, the 2400MHz would slow down to 2133 but still work perfectly fine.Can I use 1333MHz and 1600mhz RAM together?
Hardware Brad : You can, both sticks will run at 1333MHz. As long as your motherboard supports more than 8gb of RAM, which most of them do.Is overclocking RAM worth it?
RAM overclocking usually isn't worth it. However, in select scenarios, like with an AMD APU, it certainly is. Even in those cases, though, due to the complexity of the overclocking process, you may just want to buy better RAM to begin with.Can I add 4gb and 8gb RAM together?
There are chips which are 4GB and 8GB, in dual channel mode this will not work. But you would still get 12GB total only a little slower. Sometimes you will have to swap the RAM slots since the detection has bugs. IE you can either use the 4GB RAM or the 8GB RAM but not both at the same time.Can you mix different RAM sizes?
“You Can't Mix RAM Size.” Generally, most laptops or computers come with two slots for RAM sticks, and sometimes more. For two different size RAM sticks to perform optimally together, they need to use the same voltage and their respective controllers should play well with each other and the motherboard.Can I use 2 different brands of RAM?
Basically, you can run multiple brands of RAM but do be aware that you need to put the slowest RAM in the lowest numbered memory slots and that you do face potential issues regarding compatibility. If all the timing specs are the same then this will usually work well, even in dual-channel mode.Can I use RAM with higher MHz?
If you install higher frequency RAM than your CPU supports then this is considered an OC and then it depends on the IMC of your chip if the Memory Controller will play fair with your DIMMs. You will need to change settings in Bios for Primary Timings and Voltage as Bios will default to 2133Mhz.How much RAM speed can my motherboard handle?
The more RAM you have installed, the more processes your computer can handle at a time and the faster they run. Your motherboard's specs will dictate how much RAM it can handle, but 4GB is the average amount for most users.Can I use 2666MHz ram in 2133mhz motherboard?
yes, everything will work fine only your ram wont work at 2666mhz but at 2133mhz instead.. 
