Difference between revisions of "Laptop Memory"

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<br>
 
<p>
 
<table
 
style="background-color: rgb(255, 255, 204); width: 33%; text-align: left; margin-left: auto; margin-right: auto;"
 
cellpadding="5" cellspacing="0" frame="hsides" rules="groups">
 
<caption><br>
 
</caption><colgroup align="left" span="8"></colgroup><thead><tr>
 
<th class="docTableHeader"
 
style="vertical-align: bottom; width: 15%;">
 
<p class="docText"><span class="docEmphStrong">Module Standard</span></p>
 
</th>
 
<th class="docTableHeader" style="vertical-align: bottom;">
 
<p class="docText"><span class="docEmphStrong">Module Format</span></p>
 
</th>
 
<th class="docTableHeader" style="vertical-align: bottom;">
 
<p class="docText"><span class="docEmphStrong">Chip Type</span></p>
 
</th>
 
<th class="docTableHeader" style="vertical-align: bottom;">
 
<p class="docText"><span class="docEmphStrong">Clock
 
Speed(MHz)</span></p>
 
</th>
 
<th class="docTableHeader" style="vertical-align: bottom;">
 
<p class="docText"><span class="docEmphStrong">Cycles per
 
Clock</span></p>
 
</th>
 
<th class="docTableHeader" style="vertical-align: bottom;">
 
<p class="docText"><span class="docEmphStrong">Bus Speed
 
(MTps)</span></p>
 
</th>
 
<th class="docTableHeader" style="vertical-align: bottom;">
 
<p class="docText"><span class="docEmphStrong">Bus Width
 
(Bytes)</span></p>
 
</th>
 
<th class="docTableHeader" valign="bottom">
 
<p class="docText"><span class="docEmphStrong">Transfer Rate
 
(MBps)</span></p>
 
</th>
 
</tr>
 
</thead><tbody>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">FPM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">72/144-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">60ns</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">22</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">1</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">22</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">177</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">EDO</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">72/144-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">60ns</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">33</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">1</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">33</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">266</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC66</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">144-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">10ns</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">66</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">1</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">66</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">533</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC100</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">144-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8ns</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">100</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">1</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">100</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">800</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC133</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">144-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">7/7.5ns</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">133</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">1</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">133</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">1,066</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC1600</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR200</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">100</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">1,600</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC2100</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR266</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">133</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">266</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2,133</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC2400</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR300</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">150</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">300</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2,400</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC2700</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR333</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">166</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">333</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2,667</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC3000</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR366</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">183 </p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">366</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2,933</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC3200</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR400</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">400</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">3,200</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC3500</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR433</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">216</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">433</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">3,466</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC3700</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR466</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">233</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">466</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">3,733</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC4000</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR500</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">250</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">500</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">4,000</p>
 
</td>
 
</tr>
 
<tr>
 
<td style="width: 15%;" class="docTableCell" valign="top">
 
<p class="docText">PC4300</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">200-pin SO-DIMM</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">DDR533</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">266</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">2</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">533</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">8</p>
 
</td>
 
<td class="docTableCell" valign="top">
 
<p class="docText">4,266</p>
 
</td>
 
</tr>
 
<tr>
 
<td class="docTableFooter" colspan="8"
 
style="vertical-align: top; background-color: rgb(255, 255, 255); width: 15%;">
 
<p class="docText"><span class="docEmphasis">Some </span><span
 
class="docEmphasis">DDR</span> <span class="docEmphasis">standards
 
listed here are proposed or future standards not yet available.</span><a
 
name="idd1e54013"></a><a name="idd1e54018"></a></p>
 
<p class="docText"><span class="docEmphasis">MTps =
 
megatransfers per second</span></p>
 
<p class="docText"><span class="docEmphasis">MBps =
 
megabytes per second</span></p>
 
<p class="docText"><span class="docEmphasis">ns =
 
nanoseconds (billionths of a second)<br>
 
</span></p>
 
<p class="docText"><span class="docEmphasis">FPM = Fast
 
Page Mode</span></p>
 
<p class="docText"><span class="docEmphasis">EDO</span> <span
 
class="docEmphasis">= extended data out</span></p>
 
<p class="docText"><span class="docEmphasis">SO-DIMM =
 
small outline dual inline memory module</span></p>
 
<p class="docText"><span class="docEmphasis">DDR</span> <span
 
class="docEmphasis">= double data rate</span></p>
 
<p class="docText"><br>
 
</p>
 
</td>
 
</tr>
 
</tbody>
 
</table>
 
</p>
 
<br>
 

Revision as of 23:13, 5 February 2005