Solved Dell optiplex 400 manual Tags: Chipsets Optiplex Dell Motherboards Last response: February 7, 2010 3:23 AM in Motherboards Share xalcorn February 6, 2010 9:40:10 PM Hello,my friend has a Dell Optiplex 400 with a Pentium 4 processor, what kind of ram and how much of it will his system support. He's running Win XP More about : dell optiplex 400 manual Best solution saint19 a c 284 V Motherboard February 6, 2010 10:54:26 PM Hi newcomer and welcome to the Tom's hardware forum. See answer here P.D. The next time that you need a manual, you can try THIS xalcorn February 7, 2010 3:23:05 AM Best answer selected by xalcorn. Can't find your answer ? Ask ! Publish Related resources: ForumDell Optiplex G1 400 MHz - anyone know about this computer ForumDell Optiplex 745 W/Core 2 1.86 cpu ForumWill Radeon 6670 fit into Dell Optiplex 755 MT? ForumDell Optiplex GX60 - upgraded ram won't boot now ForumCPU for Dell Optiplex 780 DT ( 400 + watts) Please help me ForumGeforce7900, power supply & Dell Optiplex ForumDell Optiplex GX620 upgrades ForumDell Optiplex GX280 Upgrade Question ForumDell optiplex gx 400 ram upgrade ForumUpgrading motherboard for Dell Optiplex GX 400 ForumAdding RDRAM to Dell Optiplex GX 400 ForumDell optiplex gx280 cpu replacement pentium 4 540 -> celeron 420 ForumDell steals $300- 400 off customers!!!!!! ForumHelp with CPU upgrade for Dell OptiPlex GX620, please! ForumDell optiplex 170L windows 7 video drivers free download ForumNew Z77 board, MSI Mpower or Asrock Extreme4? ForumDell latitude d600 Forumdell inspiron 6000 memory upgrade 4200 Forum[Solved] Dell Dim 4600 Memory Problem Forum[Solved] Dell dimension 4600 memory problems More resources Read discussions in other Motherboards categories BIOS Boot Chipsets ASRock Asus Chaintech DFI Elitegroup FIC Foxconn Gigabyte Intel MSI-Microstar !