New VMware Product Interoperability Matrix :

. Select the Solution

If you do not know the Solution Version select 'Any'.

Version:

2. Add Platform

Add platforms to the matrix to see if they are compatible with the Solutions selected in Step 1.

Do not show empty rows

PlatformESX 4.1ESX 4.0 U2ESX 4.0 U1ESX 4.0ESX 3.5 U5

http://www.vmware.com/resources/compatibility/sim/interop_matrix.php