This memory module from Micron has a capacity of 128 MB and operates with a bus speed of PC-133. It uses SDR SDRAM technology and has a form factor of DIMM with 168 pins. The module does not have error correction code (ECC) and is unbuffered with a CAS latency of 3.The memory features of this module include SDR technology, non-ECC, unbuffered, and a 168 pin DIMM form factor. This model number is MT8LSDT1664AG-133B1. It is compatible with various computer systems and can be used to upgrade the memory of your computer.