Install ESX in Vmware Workstation
Install ESX 3.5 in Vmware Workstation 6.5 This could be used to gain knowledge of ESX 3.5. You do not need to have ESX compatible server type hardware… Just your PC. You can run it in VMware workstation. If your PC has 4GB of RAM and at least dual core CPU you should be OK.
Open VMware workstation. New Virtual Machine. Custom. Next
Chose Workstation 6.5. Next.
I willl install the operating system later. Next
Other. Other version 64-bit. Next
Type the name of the ESX host. Browse to the location where you want to store the files. Next.
Minimum One Processor. Next
Increase RAM minimum to 1024. It will take forever to boot 
if you have possibility allocate more RAM. Next.
Use Host-Only networking. Next
LSI Logic (Recommended). Next.
Create A New Virtual Disk. Next.
SCSI. Next
40GB. Enable Allocate all disk space now. Next
Name the *.vmdk file. Next
Customize Hardware.
Remove Sound Card, Floppy. Add Network Adapter. Select Bridged, Connect at Power On. Finish.
Your final configuration should look this way. OK.
Browse to ISO image of ESX. Connect at power on. OK
