• Adobe Photoshop Lightroom software has certain requirements.film-camera on camera-bag image by Andrii Oleksiienko from Fotolia.com
  
  Photoshop Lightroom 3 is a photo editing software application made and distributed by Adobe. The software allows you to reduce the noise in your images, correct lens problems and create image watermarks. To operate the photo-editing software, you computer must have a few basic specifications.
  
  

Processor and Operating System

• Your Windows computer must have at least an Intel Pentium 4 processor or the equivalent. If you are running a Mac, you must have an Intel processor installed in the machine. Your operating system must be Windows XP with Service Pack 3, Vista or Windows 7. You can also run Lightroom 3 on Mac OS X 10.5 or 10.6.
  
  

Memory and Hard Drive

• Your computer, whether it is a Mac or Windows machine, must have at least 2 GB of RAM installed and at least 1 GB of hard drive space available.
  
  

Display and Disc Drive

• Your display must be 1,024x768 and you must have a CD-ROM drive on your computer. A mouse and keyboard are recommended.