8GB Total memory using 2pc of 4GB 1333MHz Module 240pin dimm DDR3 10600. Lifetime warranty for exchange. by Computer Memory Solutions Brand Computer Memory Solutions We don't use OEM or Generic modules to avoid incompatibility issues. Guaranteed to work or you get all of your money back including shipping.
Expansion: 4
Sockets Maximun Memory: 4 GB with 32-bit OS 16 GB with 64-bit OS
Compatible with: HP Pavilion Desktop p7-1007c, p7-1010, p7-1010d, p7-1010t MODULES MAY BE INSTALLED ONE AT A TIME; however, they must be added in like pairs to take advantage of dual-channel support. If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation). Maximum configurations require a 64-bit operating system. Per HP documentation, system supports DDR3-1333 PC3-10600 memory which may run at slower speed depending on system configuration.