Does anyone know what is the upper limit of memory allocation for Excel 2007?

I have a machine with 4GB of RAM and at least as much virtual memory but
...... Excel never uses more than 1GB? Hence the performance suffers. Any
possible way to get Excel to use the available resources?

--
Sol

If you think education is expensive - just consdier the cost of ignorance!
(motto - University of Guelph, Ontario)