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DIMM - Wikipedia


A DIMM or dual in-line memory module comprises a series of dynamic random- access memory ... On the bottom edge of 168-pin DIMMs there are two notches, and the location of ... For "×8"...

How wide is the data path for a 168-pin DIMM - Answers.com


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Aug 22, 2014 ... Another difference is that standard SIMMs have a 32-bit data path, while ... Two types of DIMMs: a 168-pin SDRAM module (top) and a 184-pin DDR ... For “x8”- registered DIMMs, each side is 72 bits wide, so the memory ...

Images and Descriptions - Memory Module Types - OEMPCWorld


Aug 28, 2015 ... 168-pin DIMMs are found in Pentium and Athlon systems. Each 168-pin DIMM provides a 64-bit data path, so they are installed alone in 64-bit ...

Modulars Memory Upgrade - University of Glasgow


Number of VRAM slots. Cache DIMM slot. Cache DIMM size, 70ns 168 pin 0 ... The extra pins provide a 64-bit data path, compared to a 32-bit data path for SIMMs. ... of 512 MB using 5-volt, 64-bit-wide, 168-pin fast-paged mode, 70ns DIMMs.

System DRAM Form Factors - Computer Memory Upgrade


The wide data paths needed for subsequent CPUs demanded the upgrade to higher ... The DIMM is quickly becoming the most commonly used form factor for DRAM ... pin array with a third notch on the left side to accommodate the 168 pins .

RAM Types and Performance | Upgrading and Repairing PCs ... - Que


Jan 6, 2010 ... Starting in early 2001, double data rate (DDR) SDRAM memory of ... rate; on a system with a 64-bit (8-byte) wide memory bus, this would result in a .... JEDEC Standard SDRAM Module (168-pin DIMM) Speeds and Transfer Rates ..... The RDRAM memory bus is a continuous path through each device and ...

Build A PC - Memory


The modules are called RIMMs and have 184 pins like DDR DIMMs, but are not ... While SDRAM and DDR SDRAM use 64-bit data paths, RDRAM's interface is only 16 bits wide but runs at a higher rate. ... It comes in 168-pin DIMMs. SDRAM  ...

Show me those pins... - RAM Guide - AnandTech


Nov 17, 1997 ... The 168 pin DIMM is a full inch longer than a 72 pin SIMM, and unlike ... to function properly since they have a 64 bit wide data path which is ...

About Computer Memory - iFixit


Their data path is 64 bits (8 bytes) wide. ... DDR-SDRAM DIMMs use 184 pins and can be discriminated from 168-pin SDR-SDRAM and 240-pin DDR2-SDRAM  ...