hot new laptop for ubuntu 10.04, and detecting DDR3 memory?

[Robert Spanjaard]

On Sat, 15 May 2010 05:43:41 -0400, Robert P. J. Day wrote:

> in aid of deciding whether or not to buy this as my new primary work
> system:
> 
> http://reviews.cnet.com/laptops/hp-pavilion-dv7-3085dx/4505-3121_7-33776108.html
> 
> i popped over to the store yesterday, dropped in ubuntu 10.04 desktop,
> brought it up live and everything seemed to work.  the stock nouveau
> drivers supported the native res of 1600x900 just fine, which was my
> major concern.  bit disappointing that something advertised as an
> "entertainment notebook" didn't have a blu-ray drive, especially when a
> lower model of hp dv7 *did* but i can live with that.
> 
>   only curiosity i had was to verify that memory was, in fact, DDR3,
> not DDR2.  i'm convinced it is from the spec sheet, but is there a way
> to verify that on a running system?  i popped into "lspci" and a number
> of other utilities i know, but couldn't nail that down.  can it be done?

Can't you check that in the BIOS menu or the POST messages?

>   oh, and what will tell me that the HD is 7200 rpm, rather than just
> 5400 rpm?  again, the utilities i know about didn't tell me that.  is
> there a way?  thanks.

System/Administration/Disk Utility can tell you the name of the drive. 
Then, you can get the specs with Google.

-- 
Regards, Robert                                      http://www.arumes.com