4GB STICK For Asus P8 Motherboard Series P8B WS (Non-ECC) P8B75-M P8B75-M LE P8B75-M LX P8B75-M LX Plus P8B75-V P8C WS (Non-ECC) P8H61 P8H61 Evo P8H61 Plus P8H61 Plus R2.0 P8H61 Pro P8H61 R2.0 P8H61/USB3 P8H61/USB3 R2.0 P8H61-I P8H61-I LX P8H61-I LX R2.0 P8H61-I R2.0 P8H61-M P8H61-M Evo P8H61-M LE P8H61-M LE R2.0 P8H61-M LE/CSM P8H61-M LE/USB3 P8H61-M LK R2.0 P8H61-M LX P8H61-M LX Plus. DIMM DDR3 NON-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. 4GB STICK DIMM DDR3 NON-ECC PC3-10600 1333MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Asus P8 Motherboard Series. (See Compatibility List Below)