AddOn AA667D2N5/2GB x1 HP RV639AV Compatible 2GB DDR2-667MHz Unbuffered Dual Rank 1.8V 240-pin CL5 UDIMM
- 2 GB of memory to refine your computer's performance
- 240-pin-pin DDR2 SDRAM interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computer's performance
- 667 MHz of memory speed makes your computer great at multitasking