No, it is not electrically nor electronically compatible. DDR4, for example, runs at 1.2V (volts) while DDR3 runs at 1.5V (or 1.35V for DDR3L). A DDR3 RAM slot will provide that voltage. That's basically to protect you from trying to jam a DDR4 RAM into a DDR3 RAM slot and damage something..
In this regard, are all ddr4 RAM compatible?
DDR3 and DDR4 memory work with different motherboards and chipsets. Essentially, DDR3 is compatible with almost every motherboard and socket out there, but DDR4 is only compatible with boards using Intel's X99 chipset and LGA 2011 processor socket.
Secondly, is ddr4 RAM good? DDR4 is currently limited to Intel's X99 platform and Extreme processors, which are more expensive, and not much better for gaming, than the Core i5s and i7s we're accustomed to. DDR4 is still much more expensive than DDR3, but it also hits higher clock speeds. First off, DDR4 operates at a lower voltage than DDR3.
Considering this, can I use ddr4 RAM in ddr3l slot?
The short answer is no. Get an identical 4/8 GB DDR4 chip from any reputed manufacturer. Also, DDR4 operates at higher frequencies (2133 or 2400 ) compared to DDR3L (1600 or 1866) and timings don't match either. Some boards support both DDR3L and DDR4, but not at the same time.
Can I put 1600mhz ram in a 1333mhz slot?
1600mhz RAM will work at 1600mhz, or any speed less than that. RAM speed is set by your motherboard and processor combination. In short, yes 1600mhz ram will work at 1333mhz just fine.
Related Question Answers
Can I use 2400mhz ram in 2133mhz motherboard?
Betreff: Can I use 2400mhz ram with 2133mhz (on board soldered) ddr4 ram. Yes, you can. When the BIOS detects that the RAM is too fast for the memory controller or faster than the rest of the system memory, the fastest RAM will be clocked down to the speed of the lowest RAM.Can I use 2133 and 2400 Ram together?
For example, a motherboard and CPU that can support up to 2133 MHz memory can use 2400 MHz RAM but only run it up to 2133 Mhz. If your present computer has a 2133 MHz module installed in it and you install one rated at 2400 MHz, the system has to run the memory at the speed represented by the slower of the two.Can you put RAM in any slot?
Annoyingly, installing RAM isn't as simple as just sticking them into any old DIMM slot on your motherboard. Regardless, you still need to make sure you install your RAM into the right slot(s), otherwise it won't work as well as it should do. The DIMM slots for your RAM are usually right next to your CPU.Does RAM speed matter?
Your RAM's speed does not alter how fast your CPU goes, even when overclocked or hyper-threaded, but it can slow the CPU down depending on if your RAM is full or not. RAM speed comes down to how much data is transferred at a given time, and much of that can be determined by the number of your RAM module.What does ddr4 3200 mean?
Double Data Rate 4
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.Which is better ddr3l or ddr4?
DDR4 RAM looks faster on paper DDR4 RAM can transfer data at a rate between 2133MT/s and 4266MT/s, while DDR3 RAM can only hit transfer data rates between 800MT/s and 2133MT/s. Another number you'll see is the clock speed, which is how fast the RAM can read and write data.Can I use ddr3 and ddr3l together?
Yes, DDR3L is compatible with DDR3 based systems. However, DDR3 is not forwards with DDR3L based systems, if the system requires DDR3L then installing DDR3 may not work. Do make sure all of the other requirements match. To be honest, I wouldn't mix different brands of RAM which are the same size.Can ddr3l replace ddr3?
Basically you can use either. DDR3L is a dual voltage capable memory DIMM, which supports operation at both 1.5V and 1.35V. DDR3L is also pin-compatible with DDR3. DDR3 is a single voltage capable memory DIMM, which supports 1.5V operation only.Is ddr3 better than ddr4?
DDR3 consumes low power than DDR2 but less than DDR4. The speed of DDR3 is slightly slow in comparison of DDR4. DDR3 has a maximum of 16 GB memory. While the minimum clock speed of DDR4 is 2133 MHz and it has no defined maximum clock speed.Are all ddr4 laptop ram the same?
Reputable. Don't worry its asked all the time the sizes of the ram in ddr4 for laptops are all the same its just that if you want to run your laptop at peek performance with no issues its highly reccommended that you get the same sticks or just any matching set of sticks.Can you use ddr2 in ddr4 slot?
No. DDR2 uses 240 pins while DDR4 uses 288 pins. There is also a notch placed differently that won't allow it to fit.Is there a motherboard that supports ddr3 and ddr4?
Asrock has quietly unveiled a unique mainboard for Intel Corp.'s latest processors code-named “Skylake”, which features both DDR3 and DDR4 memory slots. The motherboard is an affordable platform, but it can be used to build rather high-performance personal computers for gaming.Is dd3 compatible with ddr4?
DDR4 is not backwards compatible with DDR3. It will be physically impossible to fit DDR3 RAM in a DDR4 slot and vice versa. As you can see the DDR4 slot is slightly wider than the DDR3 slot and the notches on the two slots do not align.What is ddr3l Sdram?
The DDR3L (DDR3 Low Voltage) standard is an addendum to the JESD79-3 DDR3 Memory Device Standard specifying low voltage devices. The DDR3L standard is 1.35 V and has the label PC3L for its modules.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.Is ddr3 RAM good for gaming?
If you have too little RAM, it will make a huge difference in speed and stability of both your system and your games. If you have enough RAM, you won't notice any problems. The best DDR3 RAM for gaming is really just what suits you. For most people, one of our 8GB options should be fine.Does a faster CPU increase FPS?
A faster CPU will increase framerate, though not as much as an improved graphics card, and more RAM will allow your computer to manage your operating system and applications more effectively.How much RAM is enough 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. 
