Would you recommend running the 64 bit Ubuntu or 32 bit Ubuntu on this hardware:

Name    Dell Latitude D620
Processor    Intel Core Duo T2300 1.66Ghz
Screen    14.1” WXGA
RAM    4 GB
HDD    320 GB
Optical Drive    DVD+-RW
Graphics    Intel Graphics Media Accelerator 950
Network    10/100/1000 Ethernet + Intel 3945 802.11g Wireless
Other    4 x USB2.0

Thanks!

Mark