Compare Intel Pentium® 4, 2.8 GHz (BX80546PE2800E) Retail Processor to Intel Pentium® D 805, 2.66 GHz (BX80551PE2666FN) Boxed Processor

Based on Intel NetBurst microarchitecture, the Pentium 4 processor delivers significant performance gains for use in personal computing, business solutions and all your processing needs. The Intel Pentium 4 processor for business desktop PCs delivers the enhanced productivity, performance and stability demanded by today's business workers and IT managers. Whether it's Web services, security or Microsoft Windows XP; high-performance Pentium 4 processors can enrich the business solutions and applications you're deploying today or tomorrow. Plus, the stability and reliability of the Intel platform can make IT qualification efforts efficient and fast. The Pentium 4 processor is designed to give you superior performance for digital imaging and video, digital music, 3D gaming, and more. In addition, the Pentium 4 processor provides you with enough power to handle innovations on the horizon such as DVD authoring and MPEG4 video. Less

Whether performing video editing, playing graphic intensive games or running multiple background tasks simultaneously, users have high expectations for their PC performance with little tolerance for degradation in experience. For people who run multiple demanding applications simultaneously, the Intel Pentium D processor is Intel's preferred desktop processor. Because it is powered by two execution cores in one processor it offers exceptional functionality and performance so consumers get the most productivity and enjoyment from their PCs when one or more people are running multiple applications at the same time. Less