Specifications Size - 4GB Kit 2x2GB Pins - 240 pins Speed - PC2-5300 DDR2-667 CAS Latency - CL5 Ranks - 2Rx4, dual rank Chip - 36pcs 128x4 Voltage - 1.8V Height - Normal ECC - ECC Registered - Fully Buffered Form Factor - DIMM 3LC - 2BTW Additional Details ------------------------------ Package quantity: 1