Date: Thu, 11 Mar 2021 17:20:03 +0100 From: Michał Majchrowicz <sectroyer@...il.com> To: john-users@...ts.openwall.com Subject: Enabling OpenCL on Intel Haswell Integrated GPU This is not strictly john related but since the procedure isn't well documented anywhere and might be useful to some john users I will leave it here for future reference if anybody needs it: https://github.com/sectroyer/intel_opencl_haswell >From quick tests I can say that enabling this gpu speeds up (on this machine) descrypt mask attack by 20% and md5crypt dictionary attack by around 30% so it's not that enabling OpenCL on it is completely pointless. Tough of course in comparison with other hardware it's performance is poor. I use it just to have bigger diversity among nodes. Regards.
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