Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Xeon
Table title:
5000-series "Dempsey"
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Model </th><th colspan=1 rowspan=1 > Speed (GHz) </th><th colspan=1 rowspan=1 > L2 Cache (MB) </th><th colspan=1 rowspan=1 > FSB (MHz) </th><th colspan=1 rowspan=1 > TDP (W) </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 5020 </td><td class="highlighted"  colspan=1 rowspan=1 > 2.50 </td><td colspan=1 rowspan=1 > 2 × 2 </td><td colspan=1 rowspan=1 > 667 </td><td colspan=1 rowspan=1 > 95 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 5030 </td><td class="highlighted"  colspan=1 rowspan=1 > 2.66 </td><td colspan=1 rowspan=1 > 2 × 2 </td><td colspan=1 rowspan=1 > 667 </td><td colspan=1 rowspan=1 > 95 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 5040 </td><td class="highlighted"  colspan=1 rowspan=1 > 2.83 </td><td colspan=1 rowspan=1 > 2 × 2 </td><td colspan=1 rowspan=1 > 667 </td><td colspan=1 rowspan=1 > 95 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 5050 </td><td class="highlighted"  colspan=1 rowspan=1 > 3.00 </td><td colspan=1 rowspan=1 > 2 × 2 </td><td colspan=1 rowspan=1 > 667 </td><td colspan=1 rowspan=1 > 95 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 5060 </td><td class="highlighted"  colspan=1 rowspan=1 > 3.20 </td><td colspan=1 rowspan=1 > 2 × 2 </td><td colspan=1 rowspan=1 > 1066 </td><td colspan=1 rowspan=1 > 130 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 5063 </td><td class="highlighted"  colspan=1 rowspan=1 > 3.20 </td><td colspan=1 rowspan=1 > 2 × 2 </td><td colspan=1 rowspan=1 > 1066 </td><td colspan=1 rowspan=1 > 95 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 5070 </td><td class="highlighted"  colspan=1 rowspan=1 > 3.46 </td><td colspan=1 rowspan=1 > 2 × 2 </td><td colspan=1 rowspan=1 > 1066 </td><td colspan=1 rowspan=1 > 130 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 5080 </td><td class="highlighted"  colspan=1 rowspan=1 > 3.73 </td><td colspan=1 rowspan=1 > 2 × 2 </td><td colspan=1 rowspan=1 > 1066 </td><td colspan=1 rowspan=1 > 130 </td></tr>
</table>
Question:
What is the speed range of the Xeon models?
Answer:
Dempsey ranges between 2.50 GHz and 3.73 GHz (model numbers 5020–5080).