Is 10.3 i386 jinxed ?

[Solène Rapenne]

Le 2016-05-03 18:41, Polytropon a écrit :
> On Tue, 3 May 2016 22:04:15 +0530, Manish Jain wrote:
>> 
>> On 05/03/16 21:48, Polytropon wrote:
>> > On Tue, 3 May 2016 21:37:36 +0530, Manish Jain wrote:
>> >> I found what is the problem, with the help of Ultimate Boot CD. UBCD
>> >> says the video memory is corrupt.
>> > Ha! As assumed, it looked too much like hardware error...
>> >
>> >
>> >
>> >> Does that mean I have to trash the
>> >> entire laptop, or is there some way to replace the video memory ?
>> > Depends.
>> >
>> > There are laptops where the GPU memory is allocated from the
>> > installed memory modules that serve as RAM. Other models have
>> > dedicated chips for the GPU which are independent. In such a
>> > case, you probably cannot replace them. But if it's the first
>> > case mentioned, exchange the RAM modules. The memtest results
>> > usually are "false-negative" because the GPU memory is already
>> > "cut off" from the cells available as regular RAM, so those do
>> > not get tested.
>> >
>> >
>> 
>> In case the video RAM is part of a dedicated chip, then should it not 
>> be
>> possible to replace the chipset ? With PC's, this is possible, I know.
>> But laptops, I have no idea.
> 
> I have not yet seen a laptop where the GPU was "a module" that could
> be replaced easily. It's usually glued+soldered onto the mainboard,
> as it is not intended to be replaced. That kind of memory also doesn't
> come in sockets, so it's probably impossible to replace. The common
> solution is to replace the mainboard, which implies to replace the
> whole laptop. :-)
> 
> Still it might be possible that such "modular laptop mainboards" do
> exist. It's just that _I_ haven't seen one...

Some laptop have dedicated cards, they call it MXM : 
https://en.wikipedia.org/wiki/Mobile_PCI_Express_Module

I have one laptop with a "discrete" nvidia MXM card (optimus technology) 
that I can remove or change. But usually, you find those cards on laptop 
with good video performance, sold as gamer laptop.