D-Link DIR-615 rev G1

Wikidevi Notes
This router was not sold in the US.

DD-WRT Flashing Guide (D-Link DIR-615 G1)

According to the OpenWrt wiki, the device has 8MB Flash (MX29LV640ETBI-70G) and 32MB RAM (2x W9812G6IH).

Pictures
D-Link Images