MBP Penryn ram upgrade question?

[Mariux.mac]

hello what is the best ram for my mbp penryn? i whan to upgrade to 4 gb ram what are you sugdesting? what is better CL4 or CL5?

[CanadaRAM]

We sent some Corsair CL4 RAM down to Barefeats for testing -- real world improvement was about 1% over CL5 RAM

Guides : Hardware : Understanding Intel Mac RAM (http://guides.macrumors.com/Understanding_Intel_Mac_RAM)

[alphaod]

hello what is the best ram for my mbp penryn? i whan to upgrade to 4 gb ram what are you sugdesting? what is better CL4 or CL5?

CL4 is better, but it's not guaranteed to work.

I use Kinsgton RAM.

And what's your reason for the upgrade?

[Bobioden]

I have had good luck with OWC and Crucial ram.

[Mariux.mac]

is there a best ram test fot mac?