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Date: Wed, 27 Oct 2021 10:25:22 +0200
From: Matus UHLAR - fantomas <>
Subject: Re: GPU benchmarks?

>On Tue, Oct 26, 2021 at 05:51:55PM +0200, Matus UHLAR - fantomas wrote:
>> - there are bigger differences real/virtual than one/many salts

On 26.10.21 18:24, Solar Designer wrote:
>These are mostly meaningless with non-CPU benchmarks - that's how much
>GPU compute you're getting per second of CPU time.  Sometimes useful
>during development when we know how to interpret them, but certainly not
>on the wiki.

yes, I wasn't sure if they are useful.
I have removed them.

>All of these speeds are quite low, but then your GPUs are small and you
>use Mesa.  It's interesting these work at all with Mesa.

yes, they are laptop CPU and laptop graphics.

I'm glad that my AMD GPU works at all with john/opencl finally after
updating to Debian 11.

I have also tried with beignet-opencl with intel card, but the numbers were

so far I only tried with what's available in Debian - no manually installed

I'll try on another PC with desktop (but also not newest) CPU/GPU

>If we choose to maintain this at all, we also need to add benchmarks for
>larger GPUs with proper drivers.

> ... LM on AMD failed so no benchmark for now:
>> ac_rtld error: symbol lm_loop: unknown
>> LLVM failed to upload shader
>> FAILED (cmp_all(0))
>OK.  A lot of formats fail on AMD GPUs with varying drivers.

Matus UHLAR - fantomas, ;
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