It is my understanding that DDR3 is not forward or backward compatible with earlier iterations; so one cannot use now. DDR3 SDRAM is neither forward nor backward compatible with any earlier type of random-access memory because of different signaling voltages, timings, and other factors. The Micron 1. In other words, if you buy a 2666 MHz memory module, and the motherboard can only support 2133 MHz, the memory will go down to 2133 MHz. This question was about. Visit Stack ExchangeWill your system run faster if you install 2 2GB DIMMs or 1 4GB DIMM: Explain, If your motherboard supports ECC DDR3 memory, can you substitute non-ECC DDR3 memory, Which is faster, CL3 or CL5 memory and more. Frequently, DDR2 based systems can use memory installed in pairs to run in "dual channel mode" to increase memory bus throughput even further. We’ve also enabled. 35v and also at 1. Also, DDR2 SDRAM ins't backwards compatible. It refers to the ability of a newer version of a technology, software, or device to work harmoniously with. DDR3-800 has a clock frequency of 800Mhz. DDR2 supersedes the original DDR SDRAM specification and has itself been superseded by DDR3 SDRAM. Let me now explain it in detail. However, this will also need to be supported by the motherboard. Enhances overall system performance. DDR4 RAM has a 288-pin interface. e. Q: How does XMP work on DDR4?Why is DDR5 not backwards compatible? RAM compatibility is powered by the installed CPU and installed motherboard. 0 video card because all three variants of this slot are backward compatible. In the example below, the Serial Presence Detect (SPD) programmed speed is 1333. DDR3 vs DDR3L: Head to Head ComparisonDDR3 (1. They are not backwards compatible. . Like the previous. 45V) •Backward-compatible to VDD = VDDQ. For systems that do not need speed increases above DDR3-1333 and DDR3-1600, DDR4 can support these slower bandwidth requirements with substantially lower power requirements. 3 to 2. x. PC3-6400 = 800 MHz. DDR3 and DDR4 memory modules cannot be used in the. As with the previous memory types, this DDR3 memory is not backwards compatible. Center. It is an abbreviation for "double data rate type three random access memory". The power supply for each generation also varies: for DDR1 DIMMs, it's 2. $5. To ensure system stability, memory modules must be of the same type and density in Dual-Channel mode. DDR3 (1. DDR3L Compatibility with DDR3. From all the released information regarding DDR5, It wouldn't be possible to make it backwards compatible due to the motherboards being unable to support the required voltage and the supplied speed. Q: What is the operating temperature for DDR5? A: The operating temperature for DDR5 is between 0-95 degrees Celsius. 2v only. 75 nanoseconds. It would be. It can also run at a higher frequency, making it ideal for gaming and other high-performance computing tasks. Why is DDR5 not backwards compatible? RAM compatibility is powered by the installed CPU and installed motherboard. Xbox 360 []. Modern desktop motherboards and laptop motherboards all utilize what what two types of DRAM respectively? 1. DDR3 RAM is the higher-speed successor to DDR and DDR2, and at the same time, it is also the predecessor to DDR4 synchronous dynamic random-access memory (SDRAM) chips. In order to achieve the tested speed of 2133, you would need to manually adjust the memory speed settings. The difference between the two is thatDDR4 consumes less power and is quicker thanDDR3. NOTE: DDR3L low voltage memory - NOT backward compatible with DDR3 memory What is DDR3L memory? Model Memory Type Dimm Slots Max System Memory Memory Compatibility; Latitude 3330: DDR3/DDR3L: 2: 16 GB: 1333 MHz (Sandy Bridge) 1600 MHz (Ivy Bridge) Latitude E6430u: DDR3 SODIMM: 2: 16 GB: 1600 MHz: Latitude E6230:. Currently I have 2 * PC3-10666 2GB in it (4GB total). Q4. 1 Answer 1. Silicon Power DDR5 64GB (2x32GB) 4800MHz (PC5-38400) 288-pin CL40 1. 1 Posted: Feb 3, 2017 Options Ram Upgrade: can I use DDR3L instead of DDR3? Last year I upgraded my macbook ram from 8gb to 16gb. AMD just needed a physical memory interface on Phenom II that could operate at both 1. In. An unknown DDR3 rating could also be discovered via dividing the PC3 rating by 8, as is custom in. 5V power. This gives you the flexibility to easily upgrade the speed of your machine. 45V) • Backward compatible to V DD = V DDQ = 1. 0 Graphics Card - Black. That means DDR3 RAM is compatible with the DDR3 slot and DDR4 RAM is with the DDR4 slot. 5V ±0. Like other DDR memory chips on the market, it is incompatible with other DDR. Backward compatibility means compatibility with any previous versions or legacy systems. For nyxee's question, DDR3L is different from DDR3 and DDR4 as it can work on a voltage range. Socket AM3 is a CPU socket for AMD processors. 50 Vs. One thing to keep in mind is that memory needs to be the same type - memory modules are not forward or backward compatible in terms of generation types so DDR3 will not work in DDR2 or DDR4. DDR3 been able to fit in ddr4 slots with adapters, but it's honestly difficult, like running 9th gen intel in z270, it can be done but it's not the best to prepare, do, etc. . Initially, AMD fans were juiced to hear that PCIe 4. 99. 5V DDR3 SDRAM device. Jump to Latest. They might not supply enough voltage to run DDR3 and you. 2Gbps per pin. DDR3 is not backwards compatible with DDR2. 35 V operation for memory. Just making sure, so if it isn't, he can save up for buying both the new mobo and ddr3. However, DDR5 isn't backward compatible with DDR4; motherboards only support one or the other. DDR3L is a dual voltage capable memory SoDIMM, which supports operation at both 1. The power supply for each generation also varies: for DDR1 DIMMs, it's 2. Compare. DDR3 1866mhz RAM. PC3-12800 is exactly the same as DDR3-1600. DDR3 PC3-12800, DDR3 PC3-14900, DDR3 PC3-10600. Step 2. DDR3 is a single voltage capable memory SoDIMM, which supports 1. DDR2 is neither forward nor backward compatible with either DDR or DDR3. S 02/16 EN 1Q: Is DDR4 backwards compatible with DDR3? A: No. See all Memory (RAM) PNY - 8GB 1. e. This means that DDR3 RAM won’t work on a DDR4 motherboard or vice versa. 8V (DDR2) and 1. Taking CKE LOW provides PRECHARGE POWER-DOWN and SELF REFRESH operations (all. DDR3: DDR3 is a single voltage capable memory SoDIMM, which supports 1. The actual datasheet DDR3 repeats it like 10 times. DDR3 and DDR4 memory have different numbers of pins and run on speeds that are poles apart. Refer to the DDR3 (1. 50 V. In summary, DDR3L offers similar performance to DDR3 but with the added benefit of being more energy-efficient. The -125 (1600MT/s) parts are almost all but obsolete. Posted April 29, 2017. RAM. A motherboard compatible with DDR3 RAM is a motherboard that you can use with memory sticks of DDR3. Instead of 240 pins, each module features 288 pins. 35 V operation for. Other than that, there's no difference between them. 67 ns. But the Motherboard slot must be at least PCIe x16 (2. 5 V and 1. Ddr3 and ddr2 same slot Ddr3 […]Kit of two 4GB PC3-10666 DDR3 matched memory modules. DDR3 supports DRAM chips with capacities of up to 8GB and four ranks of 64 bits, each totaling 16GB per DDR3 DIMM. Your CPU is running at 7. 35 V. ASUS PRIME Z690-P – Scan. To avoid breaking anything, only utilize the RAM version that your motherboard allows. 35V (1. PC 10600(1333mhz) is backwards compatible with PC 8500 (1066mhz). DDR versions do not support forward or backward compatibility. DDR3/LPDDR3 UniDIMMs will ship with frequencies of 1866 MHz (DDR) as standard. 5V DDR3 SDRAM device. Both Raptor Lake and Alder Lake were originally confirmed to share the exact same socket and will be both forward- and backward-compatible with 600-series and 700-series chipsets. com. To celebrate 20 years of Xbox. Binary Compatibility matters because. Putting a DDR3 stick into a DDR4 socket would. The PC3 rating of DDR3 modules is simply the DDR3 rating multiplied by 8 (Effectively giving a good approximation of the highest possible data transfer rate of that particular module). 35V. The new Intel 12th-gen and upcoming 13th-gen processors, as well as the newAMD Ryzen 7000-series processors, make PCs more powerful than ever before. 5V) SDRAM data sheet specifications when. DDR3 compatible motherboards are still available for purchase, but are quickly becoming outdated, and not frequently used for new computers any longer. 5V . DDR3L is pin-compatible with DDR3. On the motherboard of many PCs, there’ll be a few additional slots. This motherboard limitation means you'll need to choose whether you want to get the lower-cost DDR4 memory or get DDR5 with the ability to upgrade it in the future. Whereas DDR3 RAM is an essential type of SDRAM utilized for system memory. 0 is backwards compatible with USB 2. 45V) • Backward compatible to V DD = V DDQ = 1. The DDR2/3/4 DIMMs can only be used on their respective DDR2/3/4 sockets, with the notches differently located. Both modules have key notches to lock them in place in the motherboard’s DIMM slot, but the pin. the S in SDRAM stands for static. Yes. Yes, as mentioned in a previous comment. Due to chipset resource usage, the system will only. DDR4 is backward compatible as far back as DDR3-1333. DDR4 and DDR3 have key notches in different places on the DIMM to prevent them from being mixed up, and Haswell-E and X99 are DDR4 only. DDR3 or PC3 is the Standard Voltage memory module that operates at 1. This should give you details regarding the type, amount, and RAM characteristics the motherboard can support. 5V compatible mode. com has tested 577 games, determining how performance fares across PS5, PS4 Pro, and PS4. These games benefit from the power of Xbox Series X|S: All games support Auto HDR and many will receive a resolution enhancement. What happens if you put DDR2 in a DDR3 slot? It will not work. 0 slots or Thunderbolt 4 are out of the question. 35 Volt Fixed Build of Material Compatible With Intel's 3rd. Note that the slot number of the “SPD” tab has a. The current memory is "DDR3-1333Mhz (PC3-10600)" and I was wonder if there would be any issue with replacing it with "DDR3-1600Mhz (PC3-12800)" modules. Functionality. 288/262. I plan to remove them and replace them with 4 * PC3. The notch has been moved to prevent accidental insertion of the wrong type of memory. . DDR3 and DDR2 are designed differently. 5V) SDRAM specifi cations when running in 1. The fastest CPU for socket AM3 is the Phenom II X6 1100T. DDR3L is a dual voltage capable memory SoDIMM, which supports operation at both 1. 2007. As DDR4 will only work in DDR4 compatible motherboards and DDR3 will only fit in DDR3 compatible motherboards. 5V (DDR3) • Backward compatible to VCC = VCCQ = 1. 35 V / 1. DDR3L is backwards compatible by design, manufacturers use the same integrated circuits for DDR3 and DDR3L. As already mentioned, DDR3 is used in CPUs for system memory. 5V and 1. DDR3 has a different clock. The DDR3 chips used in the desktop computers come with 240 pins and those designed for the laptop computers come with 204 pins. If your motherboard is designed for DDR4 RAM, DDR3 RAM simply won't work in it. While both types of modules have similar numbers of pins, the notches in the PCB are in different locations. 35 V operation for memory. A DDR3 RAM stick will not fit into a DDR4 slot since it is not backward compatible. DDR3 SDRAM MT41J512M4 – 64 Meg x 4 x 8 Banks MT41J256M8 – 32 Meg x 8 x 8 Banks MT41J128M16 – 16 Meg x 16 x 8 Banks Features •V DD = V. Newer variants of SDRAM are DDR (or DDR1), DDR2 and DDR3. Refer to DDR3 (1. The DDR2 of the motherboard is the main system memory, i. • DDR3 Data Rate = 800, 1066, 1333, 1600 Mb/s • Supply Voltage = 1. But yes, it will work. I would focus on about a GT1030 or RX550 range card for an $80-110. The Cave. The simple answer is, yes. Backward Compatibility. The module will be designed to support both standard- and LP- DDR3 and DDR4 DRAM chips. 283–1. 5 o Increased density, die shrinkage o Faster possible speeds (800MHz-2133MHz) Most common form of DRAM found today JEDEC Specifications have been expanded by Intel’s XMP (extreme memory profile) to enable higher speeds and performanceDDR4 is not backward-compatible with DDR3 so a DDR4 DIMM will not fit on a DDR3 DIMM slot. #2. • Backward-compatible to VDD = VDDQ = 1. DDR3 is not backwards compatible with DDR2. They approach this new gambling scene. 3. Adequate clearance space in your case. C v1. This article explains the fundamentals of backward compatibility, its key uses, benefits, and challenges. The most important part is whether the RAM is "unbuffered" or "registered" or "load reduced". There is no compatibility between DDR3 and DDR4 because all RAM is not the same, so we can say that DDR3 and DDR4 are not interchangeable, DDR3 RAM is also not backward compatible. If you have a huge library of PS4 games, then you can happily play them on PS5 as well. In such instances, you will have to purchase new DDR4 RAMs since DDR4s are not backward compatible. 2Gb: x4, x8, x16 DDR3 SDRAM Features PDF: 09005aef826aaadc Bold Eagle MajorGeek. 5v only while DDR4 consumes 1. Catherine. This is in compliance with both Micron and JEDEC specifications. But thats only the modules ability not what the system is running its memory bus speed at. PC100 memory — which Crucial no. 5 V and 1. 0 hardware can seamlessly fit into older PCIe slots, albeit at reduced speeds due to the older slot’s bandwidth limitations. CL11 latency (CAS). All you have to do is run DxDiag and see if you have DDR2 or DDR3 ram and if you have DDR2 then you are just fine, its a bit older, DDR3 is the here and now. There is a 288-pin interface forDDR4 memory. The voltage difference between DDR3L and DDR3 can easily make the memory modules completely incompatible, but it's not an across the board guarantee. In other words, if you buy a 2666 MHz memory module, and the motherboard can only support 2133 MHz, the memory will go down to 2133 MHz. 6 Ghz RAM, it became as smooth as new. 5V, while DDR3L operates at a lower voltage of 1. 3 out of 5 stars with 324 reviews. 5V (or 1. The fastest CPU for socket AM3 is the Phenom II X6 1100T. Regarding the RAM type, i. No, you cannot install DDR4 RAM in the DDR3 slot as DDR4 has no backward compatibility. 0 was made available in November 2010, after multiple delays. Refer to the DDR3 (1. 5V) SDRAM data sheet specifications when running in 1. DDR3L is a dual voltage capable memory SoDIMM, which supports operation at both 1. The DDR3L RAM consumes lesser voltage compared to the DDR3. To make sure a new graphics card will work with PC, you’ll need: PCIe x16 slot on your motherboard. 2. SKILL 32GB Ripjaws V Series. DDR3L is identical to DDR3. false. Unlike DDR2, DDR3 doesn't offer forward or backward compatibility with earlier RAM versions because of different factors like timings and signaling voltages. The speed is backward compatible but will need the motherboard to be compatible. Centipede & Millipede. Model Compatibility Matrix. If I use DDR5, can I also use DDR3? You can’t put SDRAM, DDR, DDR2, DDR3, DDR4, or DDR5 memory on the same computer. 20 VDCs. "DDR4 RAM is not backwards compatible with DDR3 motherboards and vice versa. 5V Notes: While DDR2 and DDR3 unbuffered and registered DIMMs have. Backwards compatibility is a term used to describe when newer hardware is still compatible with older software from a previous generation of gaming consoles. 1. Therefore, true memory latency of DDR4-3200 CL22 = 13. Just get DDR2 as DDR# apparently gives only 1-3% benefit over DDR2. DDR3 and DDR4 memory have different numbers of pins and run on speeds that are poles apart. Compatibility of DDR2 with DDR . Backward compatible to 1866, CL = 13 (-107). Add to Cart. true memory latency of DDR5-4800 CL40 = 16. Q: Is DDR4 backwards compatible with DDR3? A: No. User's post on May 8, 2015. It depends on what your desktop machine is capable of and what kind of server RAM it is. When i got home, realised that I should have actually bought the same RAM rated at PC3-8500 (1066Mhz) which came with my Macbook Aluminium (Late 2008). One thing to keep in mind is that memory needs to be the same type - memory modules are not forward or backward compatible in terms of generation types so DDR3 will not work in DDR2 or DDR4. (DDR3-1600) -125 – 1. All Halo titles available on the original Xbox are available on the Xbox 360, with the exception of the Halo: Combat Evolved demo. Regarding the RAM type, i. There are different types of DDR and DIMM and each one of them serves several purposes. Both DDR3 and DDR4 DIMMs are 5¼ inch (133. DDR(1) and DDR2 are not compatible, so choose either one. Definition: Backward compatibility is defined as a feature of software or hardware when their new version keeps operating with the present or old version. Clock speed of DDR3 can be somewhere between 800 and 2133 MHz, while DDR4’s is 2133 MHz. Meaning that faster memory sticks can be safely inserted into a motherboard designed to run slower memory. And yes, a x16 slot will support x16, x8, x4, x2, x1 cards. The “highest” I’ve seen is the Gigabyte Z690 Pro DDR4 & Aero G DDR4, the MSI MPG Edge DDR4 & MAG Tomahawk DDR4, or Asus. 0’s JAR at runtime instead of v1. PC3200 is backward-compatible for PC1600, PC2100, and PC2700. The DDR2 memory clock runs at half of the system clock while the clock of DDR3 runs at quarter speed of the system clock 2. From DDR2 SDRAM - Wikipedia # Backward compatibility: DDR2 DIMMs are not designed to be backward compatible with DDR DIMMs. The differences in design, operating voltages, and memory controller do not permit this. Shop DDR5 Performance Memory Shop DDR5 Performance Memory. primarily to support processors with integrated DDR3 memory. The highest quality ICs are tested for operating at 1. 11th Generation Intel® Desktop Processors are not compatible with motherboards based on B460 and H410 Chipsets. This model of DDR RAM is not backward compatible with the older generation’s RAM. In other words, a DDR3 module cannot be placed in a DDR2 memory socket, and vice-versa. The DDR2/3/4 DIMMs can only be used on their respective. This. The cost of purchasing a DDR3L RAM is higher than a DDR3 RAM. 35V (1. DDR3L is pin-compatible with DDR3. It is NOT compatible with computers using 4th Gen Intel processors, which exclusively support 1. DDR3 (1. 45V) • Backward compatible to VDD = VDDQ = 1. (Photo: Michael Sexton) The drive to develop and debut DDR5 lies mainly with its increased capacity of 64Gb (gigabits) per. Learn more about DDR5 Learn more about DDR5. 35v. The stick will not fit into the slot, and even if it does, your motherboard will refuse to recognize the format. Not backward copactible with DDR3 Computers: Older computers cannot benefit from all the features of DDR4 SDRAMs. Supported latencies are minimums -- it is required by the DDR3 specification. 5V (DDR3) as well as work with timings for either memory technology. It is NOT compatible with computers using 4th Gen Intel processors, which exclusively support 1. DDR SDRAM, also retroactively called DDR1 SDRAM, has been superseded by DDR2 SDRAM, DDR3 SDRAM, DDR4 SDRAM and DDR5 SDRAM. 5V and 1. 8 to 1. Aug 9, 2014. Below is the FPGA Byte Lane view that shows a pinout compatible with x4, x8, and x16 DDR3 devices: Note the placement on the DM0 signal on the N0 pin of the FPGA Byte Lane as well as the DQS assignments. DDR3 costs more than DDR2 The Micron 1. DDR3 RAM is also cheaper, but if you’re a gamer or use demanding software suites, you should go with the latest variant. If you have DDR5 RAM, it will NOT work in a motherboard designed for DDR4 RAM. Memory is designed to be backward compatible within its generation, so generally speaking, you can safely add faster memory to a computer that was designed. ASUS ROG MAXIMUS Z690 EXTREME – Scan – Best Buy. Like the previous. Intel® Pentium® Gold G66xx, G65xx, G64xx processors and Intel® Celeron® G59x5 processors are not compatible with motherboards based on. 0 proudly continues the tradition of being fully backwards compatible with previous PCIe generations. However, some devices allow the installation of identical DDR chips. 35V (1. But you can use DDR3L memory with another DDR3 memory. The notch. Not only is the key notch of each DDR generation different (please refer to Figure 1 above), but the DDR4 pin size and arrangement is different from DDR3. So, a CL-9 will be faster than a CL-11, all other things being equal. Not backwards compatible! Channel Architecture. Non-ECC (also called non-parity) modules do not have this error-detecting feature. the S in SDRAM stands for static c. But can you use DDR5 modules to upgrade a DDR4 or even a DDR3 motherboard?Ddr2 Slot Compatible With Ddr3 Winning At Texas Holdem Strategy Seminole Casino Online Store Ttr Casino No Deposit Bonus Codes 35 Casino Ave Apollo Bay. Much like how DDR3 memory modules are not backward-compatible with DDR2, DDR4 is also not backward-compatible with DDR3. 8V 240-pin 1. Schema compatibility checking is implemented in Schema Registry by versioning every single schema. Decade-old demand for DDR3. 0. In. 0) x8 speed. 3. In other words, if you buy a 2666 MHz memory module, and the motherboard can only support 2133 MHz, the memory will go down to 2133 MHz. 5V ±0. I have flashed first the 04 bios update and then the 07 update. In SDRAM modules, the numbers that come after the "PC" refer to the speed of the system's front-side bus. One thing to keep in mind is that memory needs to be the same type – memory modules are not forward or backward compatible in terms of generation types so DDR3 will not. 1) Yes, it will work Compatibility issues between DDR3 and DDR4 graphics cards: Just like with system memory, DDR3, and DDR4 memory are not compatible with each other in graphics cards. AM4 and the 5000 &X3D CPU’s are still widely available and cheap so AMD had no need to make Ryzen 7000 backwards compatible. For excellent multitasking capability. For 8GB total memory. 35V operation for memory. Higher bandwidth performance, effectively up to 1600 MHzI'm building my first computer and I know ddr3 RAM is not compatible with ddr4 motherboards. Simply put, a DDR4 DIMM will not fit on a DDR3 slot. 0 compatibility could be done on older x470 motherboards. While both types of modules have similar numbers of pins, the notches in the PCB are in different locations. Memory is designed to be backward compatible within its generation, so generally speaking, you can safely add faster memory to a computer that was designed. See here : Hope this helps, for any further queries reply to the post and feel free to join us again !!Terms of quality and price – AMD FX-8350. ASUS PRIME Z690-A – Amazon – Best Buy. It will not work if the module does not support timings that are compatible with the controller’s maximal speed (i. 0, it is part of the standard. 5V) SDRAM. 5V applications • Differential bidirectional data strobeDDR3 SDRAM data sheet for the specifications not in-cluded in this document. For perspective, take a look at the speeds in commercially available RAM modules (and related GDDR modules) shown in the graph below (graphic provided by Keysight). y' is a decision which should be made by the steering council in consultation with the community. The performance ofDDR5 is double that of the fastestDDR4 modules. DDR3 is not backwards compatible with DDR2. In terms of standard motherboard slots also the notch or the. 4. 35 Volt Fixed Build of Material Compatible With Intel's 3rd Generation Mobile. It is also known as "Downward compatibility". The “highest” I’ve seen is the Gigabyte Z690 Pro DDR4 & Aero G DDR4, the MSI MPG Edge DDR4 & MAG Tomahawk DDR4, or Asus. 288/260. Halo: Combat Evolved; Halo 2; Halo 2 Multiplayer Map Pack; Incompatible []. x and 2. Note: ddr3 is not backward-compatible with ddr2. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. DDR3 memory has a higher bandwidth, providing faster data transfer than DDR2. . DDR3 uses a voltage of 1. The Xbox 360 featured backward compatibility with the original Xbox at launch. However, your system will operate at the speed of the slowest memory module. 35V Buffered/Registered: Unbuffered Features: SODIMM Type: 204-Pin Dual In-Line Memory Module Ultra-Low Power Optimized, 1. You will have to buy DDR3 memory. DDR3 is not backward compatible with DDR2 and DDR. How often. Are ddr3 slots backwards compatible Then you can start the quest for slots that pay out genuine cash. #5. ASUS PRIME Z690-P WIFI – Scan – Amazon. Here’s what to expect from each game, are ddr3 slots backwards compatible. x cards will be compatible. That, in turn, meant additional costs would fall on anyone looking to upgrade from DDR3 to DDR4. 4 Gbps per pin at max, but initially, it stays at 4. These measurements are commonly expressed like '2242' (meaning 22mm wide, 42mm long), or. Given a PCIe 3. dang it, beat me to it by a minute!PCIe 4. You can’t use a ddr3 ram on a ddr2 slot and vice versa. It is the higher-speed successor to DDR, DDR2, DDR3, and DDR4. DDR4 RAM is not backwards compatible with DDR3 motherboards and vice versa. danbsanction. DDR3 RAM is backward compatible with the older RAM generations, while DDR4 RAM is not backward compatible with the older generation’s RAM. The sole principal change from AM2+ to AM3 is support for DDR3 SDRAM. I removed my 2gb RAM sticks and installed these: 2 X Crucial 4 GB UDIMM 1600 MHz PC3-12800 DDR3 SDRAM CT2KIT25664BA160B. This also means the. Physically, a DDR4 module, or dual in-line memory module (DIMM), looks very similar to a DDR3 DIMM. 35 V RAM?One thing to keep in mind is that memory needs to be the same type - memory modules are not forward or backward compatible in terms of generation types so DDR3 will not work in DDR2 or DDR4. Ddr3 ram is a type of computer memory that has been widely in use since 2007.