Intel Arc B580 Delivers Promising Linux GPU Compute Potential For Battlemage
One of the compute driver bugs with the Intel Compute Runtime on Battlemage appears to be around having much higher latency than Alchemist and the NVIDIA/AMD competition. Here's a look at the OpenCL kernel latency being many times higher on the Arc B580 than the Alchemist A-Series. Hopefully this Intel Compute Runtime issue can be quickly worked out.
The much higher kernel latency may be why the Arc B580 is currently regressing in some workloads such as the OpenCL-accelerated Darktable RAW photography software.
Similarly, for the moment Blender 4.3 with the Intel oneAPI acceleration was slower on the Arc B580 than the Arc A-Series graphics.
While there were apparent driver issues in some GPU compute workloads, in other tests I was left impressed and very excited about the GPU compute potential for Intel Battlemage once these early issues are ironed out.
👁 Intel Arc B580 graphics card display
For some of the GPU compute results I was left extremely impressed with how well the Intel Arc B580 was performing on launch day atop this fully open-source Linux driver stack. But as shown in some of the other results, there are some clear software issues still left to be resolved such as around the kernel latency and other outliers where the Arc B580 fell behind the Arc A-Series. Hopefully these issues can be worked out in short order for the Intel Compute Runtime so Battlemage can really shine.
The Intel Battlemage Arc B580 results were also very promising from a power efficiency perspective compared to the prior generation Arc A-Series graphics cards. It is unfortunate though that the idle/minimum power use remains higher than the NVIDIA GeForce and AMD Radeon graphics cards.
Particularly for those on a budget, the Intel Arc B580 at $249 USD holds some very exciting potential for GPU compute work especially among Linux users and those preferring a fully open ecosystem with open-source and upstream driver support. Stay tuned for more Intel Arc B580 Linux benchmarks on Phoronix as driver fixes and new performance optimizations materialize. Thanks to Intel for supplying the Arc B580 for launch-day Linux testing on Phoronix.
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