Double Data Rate 2 Synchronous Dynamic Random-Access Memory (DDR2 SDRAM) is a double data rate (DDR) synchronous dynamic random-access memory (SDRAM) interface. It is a JEDEC standard (JESD79-2); first published in September 2003. [2] DDR2 succeeded the original DDR SDRAM specification, and was itself succeeded by DDR3 SDRAM in 2007.

Mar 18, 2025 · What’s the difference between SDRAM, DDR, DDR2, DDR3, DDR4 and DDR5? Discover and compare the different generations of RAM with Crucial.

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4GB Large Capacity DDR2 Memory Module for Desktop Computer, 240PIN 800MHz Fast Data Transmission RAM DDR2 4GB PC2-6400 Bandwidth, Plug and Play

DDR2 4GB Large Capacity 800MHZ Desktop, DDR2 Memory, 240 Pin DDR2 Module Only for AMD motherboards

CMS 16GB (4X4GB) DDR2 3200 400MHZ ECC Registered DIMM Memory Ram Upgrade Compatible with HP/Compaq® Proliant Dl380 G4 Server Ddr2 Ecc Reg for Server Only - B48

DDR2 RAM is an improved version of DDR memory that is faster and more efficient. Like standard DDR memory, DDR2 memory can send data on both the rising and falling edges of the processor's clock cycles. This nearly doubles the amount of work the RAM can do in a given amount of time.

All DDR2 memory listed below are tested, and 100% guaranteed compatible. Quickly find DDR2 memory by using this DDR2 RAM Selector Tool, filtering through hundreds of DDR2 RAM modules by key specifications. Select Memory Size. Need help choosing the right DDR2 Memory? Contact our live support. Click Here... DDR2 Speed & Type.

Oct 7, 2019 · How do DDR2, DDR3, and DDR4 RAM stack up? Here's our explanation of RAM generations and what they mean for you.

May 24, 2023 · It is true that DDR1 and DDR2 RAM are no longer in use, and in fact, DDR1 memory is long gone. DDR3 RAM is out of print, but many still use it, while DDR4 is already established in the market since its launch in 2014 and is currently used by all platforms.