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:
TI MSP432
Table title:
Comparison to MSP430/MSP430X
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 >  </th><th colspan=1 rowspan=1 > MSP430 </th><th colspan=1 rowspan=1 > MSP430X </th><th colspan=1 rowspan=1 > MSP432 </th></tr>
<tr> <td colspan=1 rowspan=1 > Address space </td><td colspan=1 rowspan=1 > 16 bits </td><td colspan=1 rowspan=1 > 20 bits </td><td colspan=1 rowspan=1 > 32 bits </td></tr>
<tr> <td colspan=1 rowspan=1 > Memory address space </td><td colspan=1 rowspan=1 > 64 KB </td><td colspan=1 rowspan=1 > 1 MB </td><td class="highlighted"  colspan=1 rowspan=1 > 4 GB </td></tr>
<tr> <td colspan=1 rowspan=1 > Clock speed </td><td colspan=2 rowspan=1 > 25 MHz </td><td colspan=1 rowspan=1 > 48 MHz </td></tr>
<tr> <td colspan=1 rowspan=1 > Floating Point </td><td colspan=2 rowspan=1 > None </td><td class="highlighted"  colspan=1 rowspan=1 > IEEE754 32-bit FPU </td></tr>
<tr> <td colspan=1 rowspan=1 > Typical Dhrystone 2.1 (DMIPS/MHz) </td><td colspan=2 rowspan=1 > 0.288 </td><td colspan=1 rowspan=1 > 1.196 </td></tr>
<tr> <td colspan=1 rowspan=1 > ULPBench low power score </td><td colspan=2 rowspan=1 > 120 </td><td colspan=1 rowspan=1 > 167.4 </td></tr>
</table>
Question:
How much memory space does the TI MSP432 allow, and what is its floating point?
Answer:
MSP432 allows up to 4 GB memory and has an IEEE754 Floating Point Unit.