DRAMSys: DRAMSys (DRAM subsystem design space exploration framework) DRAMSys: DRAMSys: DRAMSys: DRAMSys: DRAMSys4.0 is a flexible DRAM subsystem design space exploration DRAMSys: framework based on SystemC TLM-2.0. It was developed at the DRAMSys: Microelectronic Systems Design Research Group and Fraunhofer IESE. DRAMSys: DRAMSys: DRAMSys: DRAMSys: