SK hynix Unbuffered Small Outline DDR3 SDRAM DIMMs (Unbuffered Small Outline Double Data Rate Syn-chronous DRAM Dual In-Line Memory Modules) are low power, high-speed operation memory modules that use SK Hynix DDR3 SDRAM devices. These Unbuffered DDR3 SDRAM SODIMMs are intended for use as main memory when installed in systems such as mobile personal computers.