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:
BlackBerry Bold
Table title:
Early series
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=2 rowspan=1 > Model </th><th colspan=1 rowspan=1 > BlackBerry Bold 9000 </th><th colspan=1 rowspan=1 > BlackBerry Bold 9700 </th><th colspan=1 rowspan=1 > BlackBerry Bold 9650 </th><th colspan=1 rowspan=1 > BlackBerry Bold 9780 </th><th colspan=1 rowspan=1 > BlackBerry Bold 9788 </th></tr>
<tr> <td colspan=2 rowspan=1 > Image </td><td colspan=1 rowspan=1 > BlackBerry Bold 9000 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > BlackBerry Bold 9650 </td><td colspan=1 rowspan=1 > BlackBerry Bold 9780 </td><td colspan=2 rowspan=1 >  </td></tr>
<tr> <th colspan=2 rowspan=1 > Announce Date </th><td colspan=1 rowspan=1 > May 12, 2008 </td><td colspan=1 rowspan=1 > October 21, 2009 </td><td colspan=1 rowspan=1 > April 26, 2010 </td><td colspan=1 rowspan=1 > October 27, 2010 </td><td colspan=1 rowspan=1 > September 6, 2011 </td></tr>
<tr> <th colspan=2 rowspan=1 > Display </th><td colspan=1 rowspan=1 > 480x320 px 2.6 inch (built on 110 µm pixel) at 221 ppi </td><td colspan=4 rowspan=1 > 480x360 px 2.44 inch (built on 100 µm pixel) at 244 ppi </td></tr>
<tr> <th colspan=2 rowspan=1 > Processor </th><td colspan=2 rowspan=1 > 624 MHz Marvell Tavor PXA930 </td><td colspan=1 rowspan=1 > Qualcomm MSM7600 @ 528 MHz </td><td colspan=2 rowspan=1 > 624 MHz </td></tr>
<tr> <th colspan=1 rowspan=2 > Memory </th><th colspan=1 rowspan=1 > Internal storage </th><td colspan=1 rowspan=1 > 1 GB </td><td colspan=4 rowspan=1 > microSD slot only; 2 GB card included </td></tr>
<tr> <th colspan=1 rowspan=1 > RAM </th><td colspan=1 rowspan=1 > 122MB </td><td class="highlighted"  colspan=1 rowspan=1 > 256MB </td><td class="highlighted"  colspan=3 rowspan=1 > 512MB </td></tr>
<tr> <th colspan=2 rowspan=1 > Inputs </th><td colspan=1 rowspan=1 > Trackball, keyboard </td><td colspan=4 rowspan=1 > Optical trackpad, keyboard </td></tr>
<tr> <th colspan=2 rowspan=1 > WiFi / Bluetooth </th><td colspan=1 rowspan=1 > 802.11a/b/g, Bluetooth 2.0 + A2DP </td><td colspan=4 rowspan=1 > 802.11b/g, Bluetooth 2.1 + A2DP </td></tr>
<tr> <th colspan=2 rowspan=1 > Compatible Networks </th><td colspan=2 rowspan=1 > 2G GSM and 3G HSPA </td><td colspan=1 rowspan=1 > 2G GSM, 3G CDMA and 3G HSPA </td><td colspan=1 rowspan=1 > 2G GSM and 3G HSPA </td><td colspan=1 rowspan=1 > 2G GSM and 3G TD-SCDMA </td></tr>
<tr> <th colspan=2 rowspan=1 > Operating system </th><td colspan=1 rowspan=1 > BlackBerry OS 4 / 5 </td><td colspan=2 rowspan=1 > BlackBerry OS 5 / 6 </td><td colspan=2 rowspan=1 > BlackBerry OS 6 </td></tr>
<tr> <th colspan=2 rowspan=1 > Battery </th><td colspan=2 rowspan=1 > 1500 mAH </td><td colspan=1 rowspan=1 > 1400 mAH </td><td colspan=2 rowspan=1 > 1500 mAH </td></tr>
<tr> <th colspan=2 rowspan=1 > Weight </th><td colspan=1 rowspan=1 > 136 g (4.8 oz) </td><td colspan=1 rowspan=1 > 122 g (4.3 oz) </td><td colspan=1 rowspan=1 > 136 g (4.8 oz) </td><td colspan=2 rowspan=1 > 122 g (4.3 oz) </td></tr>
<tr> <th colspan=2 rowspan=1 > Dimensions </th><td colspan=1 rowspan=1 > 114 mm × 66 mm × 15 mm (4.49 in × 2.60 in × 0.59 in) </td><td colspan=1 rowspan=1 > 109 mm × 60 mm × 14 mm (4.29 in × 2.36 in × 0.55 in) </td><td colspan=1 rowspan=1 > 112 mm × 62 mm × 14 mm (4.41 in × 2.44 in × 0.55 in) </td><td colspan=2 rowspan=1 > 109 mm × 60 mm × 14 mm (4.29 in × 2.36 in × 0.55 in) </td></tr>
<tr> <th colspan=2 rowspan=1 > Camera </th><td colspan=1 rowspan=1 > 2.0 MP </td><td class="highlighted"  colspan=2 rowspan=1 > 3.2 MP </td><td class="highlighted"  colspan=2 rowspan=1 > 5 MP </td></tr>
</table>
Question:
What are the options for RAM storage on the BlackBerry Bold?
Answer:
The BlackBerry Bold features 122MB, 256MB, and 512MB choices for RAM sizes.