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When Do Upgrades Make Sense This paper discusses the different levels of upgrades as well as the cost time it takes to upgrade and the improvement to the PC The information was taken from the internet on PC magazine online The article is called When do upgrades make sense It is from the April issue of the magazine This article first goes over the type of computer it is looking at to upgrade The PC is a 486 6-year old gateway computer This computer uses a Baby AT motherboard based on VESA local-bus architecture It also holds a Viper VL-bus graphics card from Diamond Multimedia 2MB of VRAM and an ISA sound card Other hardware included 16MB of Standard DRAM a 256K L2 cache and a 2X CD-ROM drive and a 425MB IDE disk The PC was tested under Windows 95 for comparison MEMORY More memory is the fastest easiest and cheapest upgrade After adding an additional 16MB to the original 486 slight improvements were seen The PC performed 6-10 percent better The 16MB cost around 8000 As with most 486 models the system was outfitted with four standard SIMM slots but lacked support for EXTENDED DATA OUT technology To approach the performance of todays mainstream desktops the next step is a mother board upgrade MOTHERBOARD By replacing the motherboard with a new socket 7 Pentium-class model from Asus computer International they were able to support some of todays faster components namely 16 MB of EDO DRAM a PCI graphics card and a Pentium MMX233 CPU This upgrade cost around 560 and took a few hours of labor The performance of the PC increased dramatically except for the CD-ROM which is independent on the CPU subsystem CD-ROM The CD-ROM was upgraded from a 2X to a 24X model A new CD-ROM drive raised the CD-ROMs performance score significantly This cost anywhere from 85 to 100 The time it
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