<div dir="ltr"><div>Michael,<br><br></div><div>It seems the max memory is 4GB for that system - 4 banks of 1 GB sticks.<br>RAM memory Capacity - 4 GB <br>Memory Type - DDR2 SDRAM - DIMM 240-pin<br>Data Integrity Check - Non-ECC<br>Speed - 667 MHz ( PC2-5300 )<br>Features - Dual rank , unbuffered<br><br></div><div>You already have 2 1GB sticks in the machines - what speed are they? You should match the speed for all four sticks. <br><br>The second set you mentioned are only 533 MHz, whereas your bus is 667 MHz. If your system is slow, get the fastest memory you can afford.<br><br>Mark<br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Oct 8, 2014 at 1:51 PM, Carruth, Rusty <span dir="ltr"><<a href="mailto:Rusty@smartm.com" target="_blank">Rusty@smartm.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div link="blue" vlink="purple" lang="EN-US"><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Yes, 1024 is one gig, but often some memory is stolen by the motherboard – for example if you have an on-board graphics card that uses main memory for its RAM.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Personally, if you can afford it and the 4G is less than 2x the 2G I’d get 4G – but if you could find 2x2G sticks then you could have 6G total – not bad IMHO.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:navy"><u></u> <u></u></span></p><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> <a href="mailto:plug-discuss-bounces@lists.phxlinux.org" target="_blank">plug-discuss-bounces@lists.phxlinux.org</a> [mailto:<a href="mailto:plug-discuss-bounces@lists.phxlinux.org" target="_blank">plug-discuss-bounces@lists.phxlinux.org</a>] <b>On Behalf Of </b>Michael Havens<br><b>Sent:</b> Wednesday, October 08, 2014 1:43 PM<br><b>To:</b> PLUG<br><b>Subject:</b> memory<u></u><u></u></span></p><div><div class="h5"><p class="MsoNormal"><u></u> <u></u></p><div><p class="MsoNormal">I know this is a stupid question but...<u></u><u></u></p><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">I got a Dell dimension c521. It is slow so I figure I should add memory. There are 4 memory slots with 2 being used. How much memory is that? Well, the cards that are in there say it they are two cards with 1024 mb apiece. 'free -h' reports<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><div><p class="MsoNormal">free -h<u></u><u></u></p></div><div><p class="MsoNormal"> total used free shared buffers cached<u></u><u></u></p></div><div><p class="MsoNormal">Mem: 1.9G 1.4G 489M 18M 59M 535M<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">isn't 1024 one gig? Where is the rest?<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">SHould I buy this?<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><h3 style="margin-right:0in;margin-bottom:4.5pt;margin-left:0in"><span style="font-size:12.5pt;font-family:"Arial","sans-serif";color:#333333;font-weight:normal"><a href="http://www.amazon.com/4x1GB-PC2-5300-667MHz-Memory-Dimension/dp/B00KFND9SC/ref=sr_1_1?s=electronics&ie=UTF8&qid=1412798813&sr=1-1&keywords=dimension+c521+memory" target="_blank"><b><span style="font-size:15.0pt;color:#0066c0;text-decoration:none">NEW 4GB 4x1GB DDR2 PC2-5300 667MHz RAM Memory for Dell Dimension C521</span></b></a><u></u><u></u></span></h3></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">or should I get this?<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><h3 style="margin-right:0in;margin-bottom:4.5pt;margin-left:0in"><span style="font-size:12.5pt;font-family:"Arial","sans-serif";color:#333333;font-weight:normal"><a href="http://www.amazon.com/Compatible-Dell-Dimension-C521-Desktop/dp/B00BL30RZS/ref=sr_1_3?s=electronics&ie=UTF8&qid=1412798813&sr=1-3&keywords=dimension+c521+memory" target="_blank"><b><span style="font-size:15.0pt;color:#0066c0;text-decoration:none">2GB (2x1GB) RAM Memory CMS Compatible with Dell Dimension C521 Desktop</span></b></a><u></u><u></u></span></h3></div><div><p class="MsoNormal">:-)~MIKE~(-:<u></u><u></u></p></div></div></div></div></div></div></div><br>---------------------------------------------------<br>
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