Winbond W631GG8NB12I, SDRAM 1Gbit Surface Mount, 800MHz, 1.425 V to 1.575 V, 78-Pin VFBGA

The Winbond SDRAM is a 1G bits DDR3 SDRAM which is organized as 8,388,608 words, 8 banks, 8 bits. This device achieves high speed transfer rates for various applications.

Two data transfers per clock cycle
Auto-precharge operation for read and write bursts
Differential clock inputs