This document describe Value RAMs 1GB (128M x72-bit) PC2-5300 CL5 SDRAM (Synchronous DRAM) Fully Buffered ECC dual Rank Memory Module. this module is based on eighteen 64M x 8-bit 667 MHZ DDR2 FBGA Components.The Module also includes an AMB Device (Advance memory Buffer). the electrical and mechanical specification are as follows Features * FBDIMM Module:240-pin * JEDC Standard's/C B * Memory Organization:2 rank of x8 devices * DDR2 DRAM Interface: SSTL_18 * DDR2 Speed Grade: 667 Mbps * Cas Latency:5-5-5 * Module Banwidth:5.3 GB/s * FBDIMM Channel Peak throughput: 8.0 GB/S * DRAM: VDD =VDDQ=1.8V * AMB: VCC= VCCFBD=1.5V * EEPROM: VDDSPD=3.3V (typical) * Heat Spreader : AMB only heat sink * PCB Height:30.35mm,double-siROHS Compliant Memory Size 2GB Memory Speed 667 Mbps Memory Standard DDR2 Total Price Rs. 1300/-