●  Include a Register for enhancing Clock,

   command and control signals

●   Error correction available by added 8 bit parity signals

●   Supports x4 / x8 Organization / up to 2 ranks per DIMM and 3DPC

   configuration

●  Application : Server

●  No Buffer or Register : smaller latency value

●  Supports x8 / x16 Organization / up to 2 ranks per DIMM and    2DPC configuration

●  Application : Desktop

●  Single error correction and detection available

●  Supports x8 up to 2 ranks per DIMM

●  Application : High-end desktop, High-end laptop, Server

●  Smaller than normal DIMMs

●  Supports x8 / x16 / up to 2 ranks per DIMM and 2DPC

   configuration

●  For systems with limited space issues

●   Application : Laptop