I just got a new laptop with specs far greater than the recommended specs by Linden Labs. SL still lags so badly on the "recommended" settings on the viewer. I use SL viewer AND Phoenix. Both have just as much lag for me. Here are the specs and link to the laptop... Product Features Intel Core i7-2630QMBlu-ray Disc (BD) Combo (Reads BD and Writes to DVD/CD)6GB, DDR3, 1333MHz, 2 DIMM640GB 7200RPM SATA Hard DriveProcessor, Memory, and Motherboard Processor:1.6 hertz Intel Core i7RAM: 6 GBHard Drive Size: 640 GBGraphics and Display Graphics RAM: 1024 MB http://www.amazon.com/Dell-X17L-751ELS-17-3-Inch-Laptop-Elemental/dp/tech-data/B004XZMCYU/ref=de_a_smtd