(See Figure 2.) The Dell Precision M4400 notebook running Windows 7 beat the 4-year-old Dell Precision 390 by 43% on both the single- and multipleCPU CineBench R10 tests. (See Figure 1.) The Dell Precision M4400 notebook running Windows 7 provided up to 32% longer, or over 4 hours more, MobileMark 2007 battery life than the previous-generation Dell Latitude notebook. The Dell Precision M4400 notebook running Windows 7 provided up to 64% greater SYSmark Preview 2007 system performance than the previous-generation Dell Latitude notebook, and up to 84% greater performance than the previous-generation Dell Precision desktop. We compared the performance of Microsoft Windows® 7 Ultimate (Windows 7), Microsoft Windows Vista® Ultimate SP2 (Windows Vista), and Windows® XP Professional SP3 (Windows XP) on this notebook to that of Windows XP on the following two previous-generation Dell PCs: Dell Latitude D620 notebook with Intel Core Duo T2400 Processor (3-year-old system) Dell Precision 390 desktop with Intel® Pentium® D Processor 950 (4-year-old system) We tested the following current Dell Latitude notebook system: Dell Precision M4400 with Intel® Core™ 2 Duo Mobile Processor P8600 Appendix A provides detailed system configuration information. (Dell) commissioned Principled Technologies (PT) to run a set of performance tests on a current-generation Intel® processor-based Dell™ Precision™ notebook system, a previousgeneration Dell Precision desktop system, and a previous-generation Dell Latitude notebook system. previous-generation Dell notebook and desktop systemsĭesktop Executive summary Dell Inc. A performance comparison of a current Dell Precision M4400 notebook system vs.
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