The pins in this memory module present on either side are connected. No, if you mix UDIMM and RDIMM, the computer will not instinctively use one or the other. A Rambus memory module is called a ____. 35mm x 34. 1 DIMM Per Channel Best Rate (MB/s) 2 DIMMs Per. A desktop memory chip is a DIMM. DID YOU KNOW…. 74 inches in size. The RAM slot is where the RAM connects to the mainboard. RDRAM that are used in laptops (SO-RIMM) have how many pins?Installing and Removing a DIMM or RIMM. 2. Módulos sin registro de entrada y salida. 5. It also explains the technical and physical differences between. SIMM is an old technology, Whereas DIMM is a replacement for the SIMMs module. DIMM type. Poca capacidad total. What is DIMM RIMM? DIMM is containing one or several random access memory. Since there cannot be any unused RIMM slots on a motherboard, a C-RIMM is a special module used to fill any unused RIMM slots. Results Reset. Align the notches and slide the DIMM straight down into the. Instead of processing with every beat, it processes at the top and bottom of each beat, thus increasing the speed by 2 times. SO-DIMM 260 pins. DIMM supports 64 bit channel for data transferring. DDR5 vs DDR4 Channel Architecture. La configuración de pines clásica o más común del módulo SIMM es de 72 pines. DIMMs are the memory modules you see inside desktop computers. 27mm] Note the pins labeled NC;. 5. RIMMs (i. The difference in their naming is based on the way the memory is packaged. First notch. The naming of each type of RAM refers to the specific way in which the memory is packaged. Features. ago. DDR4 memory type. 2) Motherboards, depending on the type, can have 2 (mostly laptops only), 4, 6, or 8 DIMM slots for memory. RIMM memory is more expensive than DIMM memory, but is capable of greater access speeds. The power used by it is 3. The classic or most common pin configuration of the SIMM module is 72 pins. Mô-đun bộ nhớ DIMM hỗ trợ kênh 64-bit để truyền dữ liệu. Laptops use SO-DIMM memory. With UDIMM's you're limited to a maximum of 2 UDIMM's per channel @ 1066Mhz bus speed. . x4 means each. DIMMs bieten einen 64-Bit-Kanal, der das Doppelte des 32-Bit-Kanals von SIMMs. Like many technology-related decisions, the choice between UDIMM vs DIMM isn’t a simple black-and-white matter of one being universally better. Class 11 Lec 20 Memory Module SIMM, DIMM, SDRAM Chapter System Unit its components. RAM DIMM vs SO-DIMM: diferențe fizice. SIMM, atau modul memori in-line tunggal, hanya memiliki pin di satu sisi dan digunakan di komputer lama. A DIMM (Dual In-Line Memory Module) has 2 lines of connectors. 2G means the total locations. #ShortsExplaining the difference between memory/RAM SIMMs and DIMMs in a quick/TL;DR/ELI5 kind of way. Each DRAM device/chip's density is 2Gx4 = 8Gb. Power supply: ATX Sonic. Cuma layoutnya aja yang berbeda, dimana kerapatan SO-DIMM lebih ketat dibanding UDIMM. I heard mixed stories of both rimm and dimm. Mô-đun bộ nhớ SIMM hỗ trợ kênh 32-bit để truyền dữ liệu. The DIMMs are considered to be the upgrade of SIMM and have been available since the 1990s. You will have to choose UDIMM or RDIMM and populate with one or the other, but not both. DIMM: qué es y para qué sirve. It differs from a dual in-line memory module (DIMM), the most predominant form of memory module since the late 1990s, in that the contacts on a. DIMM RAM and SIMM have some fundamental differences. 75ns @ CL = 22 (DDR4-2666) -2S6 Table 1: Key Timing Parameters Speed Grade PC4-Data Rate (MT/s) CL = tRCD ns tRP ns RC ns 28 – 26 25 24 24 22 22 20 20 18 16 14-3S2 3200 3200 – – 2666 2666 2400 2400 2133 2133 1866 1600 13. ECC, REG 및 LP 란? ECC : 데이터 에러 정정 기능. The reason is straightforward, and relates to how bandwidth is provided by DIMM and RIMM modules. Smaller modules also exist; they are known as SO DIMM (Small Outline DIMM), designed for portable computers. Add to cart. DIMM: ノートPC、プリンタやルータなどのハードウェア向け。DIMMの半分程度の大きさ。 3. Sedangkan DIMM biasanya digunakan pada Komputer atau PC. The server refused to start; when I use either three LR-DIMM sticks or four RDIMM sticks, the server starts successfully. The issue here is that both are eBay listings, and not subject to quality control as far as what the person selling the product actually types when they list the product. SIMM used the 32 bit bus width, and it was available in 30 or 72 pin. On a DIMM, eight SDRAMs respond to each request to provide the data requested by the CPU, so eight devices in the same rank are all dissipating the same amount of power. LRDIMM is Load Reduced DIMM. 1024GB, DDR4 2933 (O. Pga vs Sodimm. PC-800 RDRAM을 지원하였고 400MHz로 동작하며 184핀 RIMM 폼 팩터 를 사용하는 16비트 버스를 통해. Regardless I'm aware of DRAM price fixing and it's horrid, but that's the capatilist market for you. PRODUCT ALTERNATIVES. Ranuras de Memoria (SIMM , DIMM). Dec 30, 2017. They are relatively larger in size than the SODIMM and MicroDIMM modules. LRDIMM también se envía en el campo del servidor, pero su precio es más caro que RDIMM. Y, en comparación con RDIMM, el consumo de energía de la memoria LRDIMM de doble rango es solo del 50%. Mô-đun bộ nhớ In-Line kép chỉ tiêu thụ điện năng 3,3 volt. dimm (team, gskill, adata xpg) The Ram Dimm is longer than the so-DIMM, with 240-pin copper for DDR3 and 288-pin for DDR4 and DDR5. It comes in 184 pin for desktops and 160 pin for laptops. modules. 8 x DIMM, Max. The main purpose of UDIMMs is to offer faster performance. The 72-pin SO DIMM is 32 bits wide and the 144-pin SO DIMM is 64 bits wide. Para entender la diferencia entre los tres de. If you can already knock out 40 or more push-ups at once, start with 30-second rest periods. There's no difference. A type of memory commonly used in notebook computers is called SO DIMM or Small Outline DIMM. Dual. Die SIMMs-Pins auf jeder Seite sind miteinander verbunden, während DIMM-Pins unabhängig sind. 8mm thick. 75 13. The rank of a DIMM is how many 64 bit chunks of data exist on the DIMM. RAM DIMM tidak bisa dipasang di slot SODIMM, begitu juga sebaliknya. . Long DIMM vs DIMM Long DIMM vs DIMM. The typical SIMM module has 72 pins, while. I have seen the word SIMM and DIMM a lot, and was ignoring what they mean, but it seems that SIMM and DIMM basically just means: a circuit board that contains all the RAM. 21. This is why i was wondering if buying normal dimm ddr4 ram and also. Jan 17, 2018. This enables a single DIMM to transfer data twice as. One is the the number of pins. RIMM: estos módulos montaban memorias RDRAM o Rambus DRAM que luego veremos. This module is a small circuit board and has only a few or. Essentially, you will need to insert the RAM chips inside the DIMM slots so that the computer will be able. English. Because a DIMM has separate contacts on each side of the board, it provides twice as much data as a single SIMM. Here are some simple rules for determining DIMM. It is commonly found in consumer-grade systems and offers simplicity and cost-effectiveness. A SIMM (single in-line memory module) is a type of memory module containing random-access memory used in computers from the early 1980s to the early 2000s. 93mm x 1. FBDIMM – This is the fully Buffered Memory. Um DIMM ( / dɪm /) (Dual In-Line Memory Module, módulo de memória dual in-line ), comumente chamado de RAM stick, pente de memória ou pente de RAM, compreende uma série de circuitos integrados de memória de. Foundation Topics Memory Upgrade Considerations. Para entender la diferencia entre los. edit: note that memory is sold to work as a set, even another of the same may not work -- although it usually does. DDR4 8G. MicroDIMMs are used on subnotebook computers and are smaller than SO-DIMMs. DIMM proporciona el almacenamiento de 32 MB a 1 GB. Here's a breakdown of my current understanding of DIMM: There's four mainstream types of DIMM: 1. Ultimately, the effect of the number of memory. Part List; no Results. UDIMM, short for Unbuffered DIMM, is the most basic and straightforward memory module type. You can think of single rank DIMMs as having DRAM on one side of the chip and thus have one 64 bit chunk of data. DDR4 – The RAM’s generation (4) and type of RAM (DDR). 3 banks) per socket (a total of 9 DIMMs per socket). . This video explains the What is Memory Module?RIMM is computer memory that resembles DIMMs; however, it is 184-pin and is available with built-in ECC (error-correcting code) support and Non-ECC at speeds up. RDIMM vs LRDIMM Performance Testing. 168 pins are used on SDRAM DIMM. DIMM, atau modul memori in-line ganda, memiliki pin di kedua sisi dan digunakan di komputer yang lebih baru. On the Intel Server Board, memory channels are assigned an identifier letter A through F, with each memory channel supporting two. Since the Rambus Channel is a terminated transmission line, the channel. Dual means the function of the pins on one side of the module from the corresponding pins on the other side. Developed by Rambus inc and replaced DIMM SDRAM. One channel is used as a backup of the other, which provides redundancy. DDR DIMM cùng sử dụng hai vết khía ở mỗi mặt để có khả năng tương thích với cả hai socket có chốt cài thấp và cao. ADATA already has MR DIMM samples supporting an. 3 minutos de lectura aproximada. But I noticed it employs 3 DIMM/PC133 slots whereas the Intel 850 (s478) employs 4 RIMM PC600/800slots. Dual in-line memory modules (DIMMs) have 168 pins and transfer data 64 bits at a time. List at least two features found in the Intel P965 Express chipset. Laptops also use SO-DIMM, what type of pins do they use? 72 pins, 144 pins, 200 and 204 pins. SO-DIMM: Stands for "Small Outline Dual In-Line Memory Module. It uses a chip known as the RDRAM. DIMM is the short form of Dual In-Line Memory Module while SIMM is the short for Single In-Line Memory Module. The first DIMM was called SO-DIMM and had 72 pins, whereas DDR3 RAM has 240. . That takes up less space inside the computer than the older DIMM module and had different pin characterists. Each has strengths and potential drawbacks, and the best choice largely depends on your system’s requirements and constraints. 1 V VDD supply, helping with signal integrity and noise with better on-DIMM control of the power supply. 05 [133. DIMM ( Dual In-line Memory Module, 양면 메모리 모듈 ) 단자가 기판의 양쪽에 있는 것에서 유래. A) CRIMM: B) DIMM: C) SIMM: D) SO-RIMM: 21: DDR SDRAM for desktops comes in ____. 80286 의 PC/ AT. . Connectors on each side of the Board are the same. I tried to use on the same motherboard at the same time: Three LR-DIMM memory sticks, Four RDIMM memory sticks. However when using two or three DIMMs. When the demand for high-speed and low latency devices increased, both SIMMs and RIMMs were out powered by modern generation DIMMs. A partir de aquí, las características ambos tipos de memoria RAM SO-DIMM vs DIMM son las mismas a nivel de comunicación y características internas. As a noun rimm is strap, belt (usually made of leather). U-DIMM lebih panjang karena area desktop lebih luas dan memiliki ukuran yang lebih panjang. When installing a new RIMM, remove the C-RIMM. However, we. The Rambus inline memory module ( RIMM) connected to an RDRAM motherboard using a 184-pin connector versus the 168-pin connector of the dual inline memory module ( DIMM) used by SDRAM. the only real difference is RIMM vs DIMM. Los conectores en cada lado de la placa son los mismos. 8 x DIMM, Max. DIMM incorporates a series of memory called dynamic random access memory (DRAM), which provides primary storage, the main memory that continually reads and executes stored instructions or data. RIMM memory is more expensive than DIMM memory, but is capable of greater access speeds. I got 2 DIMMA slots and 2 DIMMB slots on my B450 Pro carbon AC MSI board. SO DIMM modules have only 144 pins for 64-bit memories and 77 pins for 32-bit memories. Even one. The geometry details such as row, column and bank are not recoverable from this. a 512 MB RIMM, because RIMM's are older and rarer. At the website, choose the geographic region, and then locate the product by name or product category. RIMM, also known as Rambus in-line memory module, was one of the earlier DIMM generations and used a 184 pin form factor to provide a bandwidth of 16 bits. Since each DRAM chip has a capacity of memory, it is precisely the reason capacity is referred to as “X GBs of RAM. There are either 30 pins or 72 pins used on SIMM. Es un formato de memoria RAM diseñado específicamente para equipos portátiles, donde el espacio es más reducido. The first memory modules were proprietary. 4. SODIMM es «sencillamente» una versión reducida de un módulo de memoria RAM para un ordenador de sobremesa. #ShortsExplaining the difference between memory/RAM SIMMs and DIMMs in a quick/TL;DR/ELI5 kind of way. On RIMM chips, heat spreaders cover most of the chip’s exterior, while SO-RIMM chips have. RIMM connectors have a form factor similar to DIMMs and fit within the same board area as the footprint for a DIMM connector. 32-bit channels are provided by SIMM to transfer data. LRDIMM is Load Reduced DIMM. There's also a decent chance depending on your motherboard that you wouldn't be able to use it anyway. Tentu alasan utamanya agar penempatan posisi di laptop yang punya ukuran kecil bisa memungkinkan. La configuración de pines clásica o más común del módulo SIMM es de 72 pines. Registered/buffered memory allows many (16+) sticks to be used in a system. DIMM (zkratka D ual I n-line M emory M odule) je v informatice označení pro paměťový modul paměti RAM určených pro použití v osobních počítačích, pracovních stanicích a serverech, které byly uvedeny na trh společně s nástupem procesorů Intel Pentium. It isn't much faster than regular RAM but costs several times as much. Kamu tidak bisa memasang ram DIMM pada laptop dan SO-DIMM. 25mm Refer to Module Dimensions Pin count2 287, 288 DDR5 SDRAM densities supported 16Gb, 24Gb, 32Gb, 64Gb 78/82-ball FBGA package for x4/x8 devices Capacity 8Gb–128GB DDR5 SDRAM. The naming of each type of RAM refers to the specific way in which the memory is packaged. a. Module đầu tiên có một hàng các tiếp xúc điện và được gọi là SIMM (Single inline memory module), trong khi module sau đó có hai hàng chân và được gọi là DIMM (Dual inline memory module) hay RIMM (Rambus inline memory module). RAM SODIMM digunakan untuk laptop. DIP, SIMM, DIMM, RIMM, SODIMM. DDR4 DIMM Socket Flyer (English) TE's DDR4 DIMM sockets are high quality memory sockets designed for use in always-on applications such as data center servers. Re: Computer memory DDR3, difference between UDIMM & DIMM. Your rest periods should match your current rep max. Information About RIMM Memory (RDRAM and CRIMM) RIMMs (Rambus Inline Memory Module) briefly became the memory of choice on high-end systems in early 2000 (Figure 1). 35 mm (5. 93. To get dual channel speeds where. Registered memory Two 8 GB DDR4 -2133 ECC 1. 4. 1024GB, DDR4 2933 (O. DIMM is used in desktop machines, laptops, printers, servers, and high-end workstations. SIMMs are installed in pairs at a time. Pinos DIMM 288. If a memory socket is left empty, the computer will not work properly. SRAM: It relies on static flip-flops to store data. dimm 支持 64 位通道进行数据传输。 3: simm 耗电 5 伏。 dimm 消耗 3. What is the difference between a SIMM and a DIMM? A SIMM (Single In-Line Memory Module) has a single line of connectors. #3. Noun sodimm . DIMM stands for Dual In-line Memory Module. An SO-RIMM looks similar to an SO DIMM, but it uses Rambus technology. DIMM (Dual In-Line Memory Module) juga memiliki konektor logam yang mirip dengan SIMM, tetapi salah satu sisi konektor tidak bergantung pada yang lain. That's why you see the max unbuffered (UDIMM) memory supported on most (all) motherboards listed as 32GB. SIMMs haben eine 32-Bit (1 und 0) Datenpfad und nur 72 Pins; Es ist notwendig, die Paare der Module zu installieren. 30-pin, proprietary Apple 68-pin, and 72-pin SIMMs. For now, MCR DIMM is largely a concept technology. Concept Study Center Learn Compute…Types of Memory Module: SIMM, DIMM, and RIMM. ie: Its like saying "What is the difference between a Ford and a car". The dimm module I purchased had a clock speed of 3200MHz. DIMM and SIMM are manufactured with pins which enable them to connect to the PC’s motherboard. Las memorias RAM pueden ser de dos tipos dependiendo de su tamaño, y estos tipos son la memoria RAM DIMM y la SODIMM. DIMM = Double Inline Memory Module. The major differences among these modules are the width of the data path that each type of module accommodates and the way data moves from the system bus to the module. 3 volts of power. RIMM has a ample amount of RAM, which uses extremely expensive technology to achieve the fastest RAM. For example, a quad rank DIMM with 4Gb chips is a 32GB DIMM (4 Gbit x 8 x 4 ranks). DDR2 RAM, which stands for "Double Data. SDR, DDR, DDR2, and DDR3 SODIMMs were 67. – 288-pin DIMM (halogen-free) Z • Frequency/CAS latency – 0. 2. High speed 1066, 800, 711 and 600 MHz RDRAM storage. Speciality-StoreVisit Store. #2. If you look at the Crucial site you will see that it says that what is offered is SDRAM but they are 168 pin DIMM modules. UDIMM vs DIMM — they’re not only different in terms of structure and functions, but both are also quite dissimilar when it comes to features. LRDIMMs and RDIMMs Compared. Más memoria hace que la computadora. These memory modules are mounted on a printed circuit board and designed for use in personal computers , workstations , printers , and servers . 75 1. 6. Through the comparison of UDIMM vs. A) a bank: B) pop DIMM: C) filled DIMM: D). Today's Posts; Member List; Forum; Hardware Discussion; Memory; If this is your first visit, be sure to check out the FAQ by clicking the link above. DIMM Sockets FB DIMMs and DDR DIMMs TE Connectivity 22/09/2009 · simm vs dimm Single In-line Memory modules and Dual In-line Memory Modules are basically just different ways of packaging the same silicon memory. Which of the following two statements are true regarding DRAM? a. Open comment sort options Best; Top; New; Controversial; Q&A; Add a Comment. Not all servers support quad ranks though. With a dual sub-channel structure, DDR5 RDIMM increases the number of CA (Command-Address) pins to seven double-data-rate CA buses each from host to RCD and 14 single-data-rate buses each on RCD to DRAM. SODIMM Vs. DIMM Count and Memory Configurations. What is SIMM vs DIMM? The main differences between DIMM and SIMM are: A DIMM is a double sided SIMM. Un DIMM (módulo de memoria dual en línea) tiene 2 líneas de conectores. What type of DIMM chips are there? 168 pin SDRAM, 184 pin DDR, 240 pin DDR2. DIMM es un acrónimo de “módulo de memoria en línea dual”, mientras que SIMM significa “módulo de memoria en línea único”. Основною відмінністю DIMM від попередника. RIMM memory installation steps. También se les denomina DIMM tipo RIMM, debido a que cuentan con conectores físicamente independientes por ambas caras como el primer estándar DIMM. A SODIMM (Small Outline Dual In-line Memory Module) is a memory module with a smaller outline and thickness than standard DIMM modules and designed primarily for notebook computers. RAM is asynchronous and sends its signals independently to the system clock cycle. As a noun dimm is. Sup everyone? I'm building a new computer and am in the process of picking a motherboard. SIMM used the 32 bit bus width, and it was available in 30 or 72 pin. If we look at the current generation, DDR4, the RAM DIMM modules have 288 pins and are much more elongated, with 133. No importa la velocidad del CPU, una computadora con muy poca memoria será lenta. 1. 3) Memory capacity is set by the motherboard vendor and there's a limit to the size of individual memory modules they can take. DIMM consume 3,3 voltios de potencia. RIMM. 2 V registered DIMMs (RDIMMs) Example for UDIMM RAM Registered (also called buffered) memory modules have a register between the DRAM modules and the system's memory controller. The primary difference between the two types of memory is that UDIMMs can operate at a higher frequency. Study with Quizlet and memorize flashcards containing terms like What processor technology introduce quad channels where the processor can access four DIMMs at the same time? North. (Abreviatura para Dual in-line Memory Module o módulo de memoria lineal doble). DIMM (dual in-line memory module): A DIMM (dual in-line memory module) is a double SIMM (single in-line memory module). . англ. Os pentes DIMM de memória estão divididos basicamente em dois tipos: SDR SDRAM e DDR SDRAM. 8) What is the installation difference between installing? 1. DIMM - Dual Inline Memory Module (Módulo de Memória em Linha Dupla), é um dos tipos de encapsulamento para memória DRAM mais utilizados na atualidade. Number of positions. Pensado para entornos no críticos. DIMM規格はJEDEC(Joint Electron Device Engineering Council)で標準化が行われており、搭載されるSDRAMチップの種類毎に多種の規格が存在する。 また、「DIMM」という名称は、メモリ基板を挿すスロット（ソケット）のことを指している場合もあるが厳密には誤用であり、これらは「DIMMスロット」や「DIMM. Search this site. RDRAM) has the potential to exceed. DIMM = Dual Inline Memory Module; RIMM = Rambus Inline Memory Module ; DDR = Double Data Rate; Note that there are essentially two ways to refer to a given type of memory, one way refers to the raw memory chips (for example DDR333), while the other refers to the assembled modules using the chips (for example PC2700). RIMM can't work right. It contains pins on its sides. 5. All unused RIMM slots on a RDRAM motherboard should have a device called a ____ installed on them. 75ns @ CL = 22 (DDR4-2666) -2S6 Table 1: Key Timing Parameters Speed Grade PC4-Data Rate (MT/s) CL = tRCD ns tRP ns RC ns 28 – 26 25 24 24 22 22 20 20 18 16 14-3S2 3200 3200 – – 2666 2666 2400 2400 2133 2133 1866 1600 13. RIMM has a ample. 5 to 3 inches. $ 155. The only real difference between DIMM an dRIMM is the name of course, as well as the notch and pin placement. pada SODIMM yang memiliki jumlah pin 72 dan 100 paket pin mampu mendukung transfer 32-bit data, sementara pada Memori Laptop SODIMM jumlah pin 144, 200 dan 204 mendukung transfer 64-bit data. Y, en comparación con RDIMM, el consumo de energía de la memoria LRDIMM de doble rango es solo del 50%. Install the RAM. Những bo mạch chủ nhỏ này cắm vào các đầu nối đặc biệt trên. The main difference between UDIMM and SODIMM is that UDIMM is a DIMM that is not registered, also known as un-buffer, which is a typical consumer computer memory. 4. Here are some simple rules for determining DIMM. SIMM proporciona el almacenamiento de 4 MB a 64 MB. . Dual-channel modules use the 242 pin configurations, providing 2 independent channels per module. 4mm. Most systems are designed to take either registered or unbuffered memory. DRAM is a generic term for the technology underpinning modern memory - Dynamic Random Access Memory. Pero segun Crucial que es un proveedor de confianza su equipo tambien soporta memorias UDIMM, pero debe comprar ambas. pdf - Rev. (DIMM slot) (SO-DIMM slot) As the requirement for RAM keeps on increasing day by. . 3. UDIMM - Unbuffered/Unregistered 2. Well true, they were forced out, but at the same time they have made almost 90% of their income based off of lawsuits. UDIMM, short for Unbuffered DIMM, is the most basic and straightforward memory module type. After that, JEDEC expects MRDIMMs to improve gradually, hitting 12,800 MT/s and, subsequently, 17,600 MT/s. Dimana masing masing jumlah pin ini memiliki performa yang berbeda beda. RIMM is 184 pin connector. SO-DIMM refers to the form factor of laptop memory (Small Outline Dual Inline Memory Module). A RIMM has a 184-pin connector and an SO-RIMM module has a 160-pin connector. RDIMM is REGISTERED memory and UDIMM is UNREGISTERED memory. Rimm is a related term of sodimm. Share Sort by: Top. DIMMs eliminated the practice of pairing two SIMMs as one. SIMM can have a maximum 32-bit channel for data transfer. Laptops use this smaller version of a DIMM. "Inside of the DIMM form factor are several different but closely related electrical and logical interfaces. How to determine the SIMM type. I wouldn't be mixing them but replacing the existing (non-registered) DIMMs -- but I haven't found anything that tells me if the RDIMMs will work. Un SIMM (Módulo de memoria en línea único) tiene una sola línea de conectores. A SIMM is a single line memory module, is the type of memory module containing random - access memory used in computer from the early 1980s to the late 1990s. DIMM is a type of RAM slots and PCI is a type of expansion slots. Las memorias RAM pueden ser de dos tipos dependiendo de su tamaño, y estos tipos son la memoria RAM DIMM y la SODIMM. 2V ECC UDIMM by Avarum RAM. Measuring memory bandwidth stick by stick (or RIMM vs DIMM) is the only true and valid measurement one can take to answer the question "which one is faster?" Any other mesurement relies on other factors - all of which would have to be equal or equivalent to answer the question truely and scientifically. The primary difference between these two types of modules is in the number of pins that they have. Really old computers used SIMMs (single inline memory module).