On 10/7/2014 10:24 AM, ken wrote: The calculations John makes are valid as far
as they go, valid for a
screen with no applications/windows visible on it. Every time a window
...
In brief, a lot has to happen in addition to the simple rastorization of
the screen that John describes, and so a
On 10/05/2014 12:32 PM John R Pierce wrote:
the DDR3 on a Intel i5-4570 (random upper midrange cpu I picked) has
25.6GB/sec memory bandwidth. a typical 1920x1080 display is 2Mpixels,
at 24 bit/pixel and 60Hz LCD refresh rate, thats 360MB/sec to refresh
the display. almost *nothing*
On 10/05/2014 07:34 AM jwyeth.a...@gmail.com wrote:
... Ken, please provide links to prove your claims that SRAM is still
being used as opposed to asking for links for the opposition. I see
no proof that SRAM is still used at all except for in Xbox One and
CPU's L3 cache, etc. I also see that
Valeri Galtsev galt...@kicp.uchicago.edu
On Sun, October 5, 2014 3:02 am, John R Pierce wrote:
the modern CPUs with integrated graphcis controllers such as the Intel
HD4500 stuff is excellent,
John, I would respectfully disagree. The bad thing about shared memory
video cards is
On 10/6/2014 8:28 AM, Mark Tinberg wrote:
I don't think that the shared memory integrated cards work that way, the video
output has dedicated frame buffer memory so that every screen refresh doesn't
go over the main memory bus, what goes over the main bus are all of the
graphical assets and
On 10/6/2014 1:24 AM, ken wrote:
I never claimed that SRAM is still being used, though links already
provided do mention that.
yes, you did. you said
... I've always insisted on video cards with static RAM. Or perhaps
your understanding of static RAM is different from what I'm talking
On 10/6/2014 8:28 AM, Mark Tinberg wrote:
I don't think that the shared memory integrated cards work that way, the
video output has dedicated frame buffer memory so that every screen refresh
doesn't go over the main memory bus, what goes over the main bus are all of
the graphical assets
On 10/04/2014 07:19 PM Valeri Galtsev wrote:
Many curse AMD video chips (for laptop) in this thread. Are these only
shared memory chips that people have reason not to like? Or real
discrete AMD (former ATI) chips are bad on laptops as well? If there are
any. (Are there any with their own
On 10/5/2014 12:48 AM, ken wrote:
I sincerely *hope* that it isn't some kind of trend that video cards
are using shared memory instead of dedicated memory on the card
itself. All machines I've bought or built since the late '90s have
had video cards with a .5G of dedicated memory. This is
On 10/05/2014 04:02 AM John R Pierce wrote:
On 10/5/2014 12:48 AM, ken wrote:
I sincerely *hope* that it isn't some kind of trend that video cards
are using shared memory instead of dedicated memory on the card
itself. All machines I've bought or built since the late '90s have
had video
On 10/5/2014 1:58 AM, ken wrote:
Perhaps you're intimately familiar with each and every video card
manufactured since the early '80s except for the ones I bought with my
machines, because I've always insisted on video cards with static RAM.
Or perhaps your understanding of static RAM is
On 10/05/2014 04:58 AM ken wrote:
On 10/05/2014 04:02 AM John R Pierce wrote:
On 10/5/2014 12:48 AM, ken wrote:
I sincerely *hope* that it isn't some kind of trend that video cards
are using shared memory instead of dedicated memory on the card
itself. All machines I've bought or built
... Ken, please provide links to prove your claims that SRAM is still being
used as opposed to asking for links for the opposition. I see no proof that
SRAM is still used at all except for in Xbox One and CPU's L3 cache, etc. I
also see that its much more expensive and when I attempt to find a
On Sun, October 5, 2014 3:02 am, John R Pierce wrote:
On 10/5/2014 12:48 AM, ken wrote:
I sincerely *hope* that it isn't some kind of trend that video cards
are using shared memory instead of dedicated memory on the card
itself. All machines I've bought or built since the late '90s have
On Sun, October 5, 2014 4:57 am, ken wrote:
On 10/05/2014 04:58 AM ken wrote:
On 10/05/2014 04:02 AM John R Pierce wrote:
On 10/5/2014 12:48 AM, ken wrote:
I sincerely *hope* that it isn't some kind of trend that video cards
are using shared memory instead of dedicated memory on the card
On Sun, October 5, 2014 6:34 am, jwyeth.a...@gmail.com wrote:
... Ken, please provide links to prove your claims that SRAM is still
being used as opposed to asking for links for the opposition. I see no
proof that SRAM is still used at all except for in Xbox One and CPU's L3
cache, etc. I
On 10/5/2014 6:17 AM, Valeri Galtsev wrote:
John, I would respectfully disagree. The bad thing about shared memory
video cards is fundamental in the architecture. They use as video RAM a
portion of main RAM, that means they place the video traffic (30, or 60,
50 25 frames per second multiplied
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