How many notches are on a DDR SDRAM module?

Answer DDR SDRAM memory modules have one notch, as opposed to the older SDRAM memory modules, which have two notches. The newer DDR2 and DDR3 memory modules also have a single notch but they are positione... Read More »

Top Q&A For: How many notches are on a DDR SDRAM module

What is the voltage needed by the module for an SDRAM DIMM?

Most SDRAM DIMMs draw 3.3 volts of power from the computer's power supply. However, some 5.0 volt SDRAM DIMMs exist as well. 5.0 volt SDRAM DIMMs may not function correctly in all computer motherbo... Read More »

Why is DDR SDRAM better than SDRAM?

DDR SDRAM stands for double data-rate synchronous dynamic random access memory, and SDRAM is simply synchronous dynamic random access memory. These acronyms are used in reference RAM, or a computer... Read More »

How many pins does a ddr2 sdram have?

DDR2 SDRAM has 240 pins when meant for desktop computers and 200 pins when meant for notebook computers. DDR2 is an improvement in speed over DDR, but DDR3 has further improved data transfer speeds... Read More »

If your motherboard supports ecc sdram memory, can you substitute non-ecc sdram memory?

Some motherboards support both, check your motherboard.