By: Heikki Kultala (heikki.kulta.la.delete@this.gmail.com), April 8, 2021 11:09 pm
Room: Moderated Discussions
Mark Roulo (nothanks.delete@this.xxx.com) on April 8, 2021 11:31 am wrote:
> Heikki Kultala (heikki.ku.ltala.delete@this.gmail.com) on April 7, 2021 12:38 pm wrote:
> ...
> > And Intel has it's SRAM-based LLC working as L4 cache for their iGPUs for ages.
>
> FYI, the L4 cache that Intel shipped with some of its IGPUs was eDRAM, not SRAM.
No.
There is one cache level more for the iGPU than CPU.
What is L3 for CPU is L4 for GPU.
> Heikki Kultala (heikki.ku.ltala.delete@this.gmail.com) on April 7, 2021 12:38 pm wrote:
> ...
> > And Intel has it's SRAM-based LLC working as L4 cache for their iGPUs for ages.
>
> FYI, the L4 cache that Intel shipped with some of its IGPUs was eDRAM, not SRAM.
No.
There is one cache level more for the iGPU than CPU.
What is L3 for CPU is L4 for GPU.
