What is the maximum amount of RAM supported by the HP EliteBook 9470m, and what configurations are available?

The HP EliteBook 9470m supports a maximum of 16,384 MB (16 GB) of system RAM across two customer-accessible memory module slots. Supported configurations include 16384 MB (8192 MB x2), 8192 MB (8192 MB x1 or 4096 MB x2), 6144 MB (4096 MB + 2048 MB), 4096 MB (4096 MB x1 or 2048 MB x2), and 2048 MB (2048 MB x1). The memory type is DDR3 PC3-1600-MHz dual channel. (Page 9)