What is the maximum memory of P5S-MX-SE motherboard and what is thge type of video card should I use

Asus P5S-MX-SE has 2 memory slots, supporting DDR2 667, upto 4GB max. It supports PCI Express x16 video cards. You may add PCI Express x16 video card of any memory size eg. 512MB, 1GB


Please refer to user manual of the product for any further details/specs are at:
http://www.manualnguide.com/manual-get/9347/

Hope this derves the purpose.

CreativeTECH

Memory support 4 gb ddr 2 1 x Audio - line-In - MPC 4 pin , 1 x memory - floppy interface - IDC 34 pin , 1 x parallel - IEEE 1284 (EPP/ECP) - D-Sub 25 pin (DB-25) , 1 x serial - RS-232 - D-Sub 9 pin (DB-9) , 1 x display / video - VGA - D-Sub HD 15 pin (HD-15) , 1 x keyboard - generic - Mini-DIN 6 pin (type PS/2) , 1 x mouse - generic - Mini-DIN 6 pin (type PS/2) , 1 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45 , 4 x Hi-Speed USB - USB Type A 4 pin , 1 x Audio - line-out - jack stereo 3,5 mm , 1 x Audio - line-out (side surround)/line-in - jack stereo 3,5 mm , 1 x Audio - line output (cental/subwoofer) / microphone - jack 3,5 mm