Compare Crucial 2 GB PC2700 DDR RAM (CT25672Y335) to Crucial PC2-8000 512 MB DDR2 RAM (BL6464AL1005)

A dual inline memory module DIMM consists of a number of memory components usually black that are attached to a printed circuit board usually green. The gold pins on the bottom of the DIMM provide a connection between the module and a socket on a larger printed circuit board. The pins on the front and back of a DIMM are not connected to each other.184-pin DIMMs are used to provide DDR SDRAM memory for desktop computers. Standard 184-pin DIMMs are available in PC1600 DDR SDRAM, PC2100 DDR SDRAM, PC2700 DDR SDRAM, and PC3200 DDR SDRAM.To use DDR memory, your system motherboard must have 184-pin DIMM slots and a DDR-enabled chipset. A DDR SDRAM DIMM will not fit into a standard SDRAM DIMM socket. Information about which memory technology your system uses is included in the Crucial Memory Advisor tool.The number of black components on a 184-pin DIMM can vary, but it always has 92 pins on the front and 92 pins on the back, for a total of 184. Less