My computer doesnt post and shuts down after 5 seconds

[billy3154]

I recently upgraded my computer with an i5 processor and 8gb of vengence RAM, when i put the vengence in my computer, it doesnt post and it will keep rebooting. Any ideas?

 

[IntelTurtleFan]

Reset the CMOS.

 

[billy3154]

That didnt work :/
Thanks though

 

[Tradesman1]

Mobo, CPU and model# of the DRAM? - also toss in PSU and GPU