Features:

• 200-pin SODIMM
• DDR2-667
• DDR2 PC2-5300 Unbuffered, NON-ECC, DDR2-667, 1.8V, 128Meg x 64 Density: 2GB kit (1GBx2)
• The only brand of memory upgrade available directly from a DRAM manufacturer, tested to meet the most stringent industry specifications
• Install it yourself in about 15 minutes. The same top-quality memory that the worlds largest computer manufacturers install in the systems they sell

Editor Reviews:

Product Description:
Micron Technology is one of the world's leading providers of advanced semiconductor solutions. Micron's DRAM and Flash components are used in today's most advanced computing, networking, and communications products, including computers, workstations, servers, cell phones, wireless devices, digital cameras, and gaming systems. Micron's mission is to be the most efficient and innovative global provider of semiconductor solutions.

Rating : - Worked pretty well on Compaq with Vista Premium
This is a 2X1GB RAM. Easy to install and works pretty well on my Compaq Presario laptop with Windows Vista Premium.