[Arm-netbook] IC3128 1280x800 60fps confirmed

[jean-michel voicechat_fan]

thanks a lot for the info a tweet will be nice i think

2014-11-09 7:14 GMT+08:00 Luke Kenneth Casson Leighton <lkcl at lkcl.net>:

> http://rhombus-tech.net/icubecorp/IC1T/news/
>
> ok, it's kinda cheating, as it's only 8 bits per pixel, but i managed
> to get a stable image at 1280x800 resolution, 60fps, on the
> micro-desktop base.  yet to be determined is what's actually the
> limiting factor - i'm working with ICubeCorp to find out - it's either
> that the DDR3x16 RAM IC (which is actually a 1600mhz samsung x16 DDR3
> chip) is being clocked at only 266mhz or that there is an internal bus
> which can't get memory fast enough when reading the current scan
> line/pixel at the framebuffer's memory.location..
>
> all kinda fascinating.  what i am speculating is that this 55nm chip
> could actually be run much faster than the reported 400mhz speed.  a
> processor in 55nm theoretically should be able to achieve 600mhz
> comfortably, possibly even 800 and maybe 900 with a bit of luck.
> however that's a huge jump in power requirements and i don't think the
> power in (pins) have been designed to cope with that.
>
> so... we shall see :)
>
> l.
>
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