Macbook Pro and Dragon Dictate 2.0

Anyone have Dragon Dictate 2.0 on their Macbook Pro? I'd like Dragon Dictate 2.0 but not sure if my computer would handle it without freezing up or even run it at all. I don't have Snow Leopard but the system requirements don't say I need it (although I have seen reviewers state you do need it).

I have Macbook Pro with Mac OS X 10.5.8 and...

Model Identifier: MacBookPro3,1
Processor Name: Intel Core 2 Duo
Processor Speed: 2.4 GHz
Number Of Processors: 1
Total Number Of Cores: 2
L2 Cache: 4 MB
Memory: 2 GB
Bus Speed: 800 MHz
Boot ROM Version: MBP31.0070.B07
SMC Version (system): 1.16f11