300680-B21 I GENUINE HP 2GB DDR SDRAM Memory Module 2X1GB ECCTechnical Information Memory Size 2 GB Memory Technology DDR SDRAM Number of Modules 2 x 1 GB Memory Speed 266 MHz Memory Standard DDR266 PC2100 Error Checking ECC Signal Processing Registered Physical Characteristics Number of Pins 184 pin Listing may include stock images, please contact us for confirmed photos of our inventory. We ship all products according to manufacturer specifications. If the manufacturer does not include an option as standard