The manual outlines the maximum supported memory capacity, supported speeds (e.g., DDR2 800MHz vs. DDR3 1333MHz), and whether it supports dual-channel configurations.
Since "D33D66" is a generic label used across multiple Foxconn products, check these areas to find your specific model: : Often printed in white bold text. d33d66 motherboard manual best
Because D33D66 appears on dozens of different boards, you need a more specific identifier to find the correct manual. The manual outlines the maximum supported memory capacity,