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Cycles: update Intel Graphics compiler to 101.4032 on Windows 

A noticeable (>5%) performance regression in oneAPI backend came with
a501a2dbff. Updating to latest graphics
compiler from driver 101.4032 fixes it.

I've tested it with current min-supported drivers and it runs well but
since compatibility of graphics compiler with older drivers isn't
guaranteed, I'm also bumping the min-supported driver versions.

If end-users consider latest drivers too fresh to switch to (version
isn't released as stable on Linux as of today but should be before
Blender 3.5 release), CYCLES_ONEAPI_ALL_DEVICES=1 env variable can be
used.

Intel Graphics Compiler on Linux will be updated in a later commit
so we can then close D16984.

Reviewed By: sergey, LazyDodo
This commit is contained in:
Xavier Hallade 2023-01-23 18:35:43 +01:00
parent fe8bf5e0c7
commit 8afcecdf1f
Notes: blender-bot 2023-02-13 13:31:25 +01:00 
Referenced by commit f3d7de709f, Cycles: update Intel Graphics Compiler to 1.0.13064.7 on Linux
Referenced by issue #104458, Cycles: update Intel Graphics Compiler to 1.0.13064.7 on Linux
Referenced by issue #104086, Cycles render time regression with Intel oneAPI
3 changed files with 6 additions and 6 deletions
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2
build_files/config/pipeline_config.yaml
View File

@ -63,7 +63,7 @@ buildbot:
optix:
version: '7.3.0'
ocloc:
version: '101.3430'
version: '101.4032'
cmake:
default:
version: any

4
intern/cycles/blender/addon/properties.py
View File

@ -1680,10 +1680,10 @@ class CyclesPreferences(bpy.types.AddonPreferences):
import sys
if sys.platform.startswith("win"):
col.label(text="Requires Intel GPU with Xe-HPG architecture", icon='BLANK1')
col.label(text="and Windows driver version 101.3430 or newer", icon='BLANK1')
col.label(text="and Windows driver version 101.4032 or newer", icon='BLANK1')
elif sys.platform.startswith("linux"):
col.label(text="Requires Intel GPU with Xe-HPG architecture and", icon='BLANK1')
col.label(text=" - intel-level-zero-gpu version 1.3.23904 or newer", icon='BLANK1')
col.label(text=" - intel-level-zero-gpu version 1.3.24931 or newer", icon='BLANK1')
col.label(text=" - oneAPI Level-Zero Loader", icon='BLANK1')
elif device_type == 'METAL':
col.label(text="Requires Apple Silicon with macOS 12.2 or newer", icon='BLANK1')

6
intern/cycles/device/oneapi/device_impl.cpp
View File

@ -631,9 +631,9 @@ bool OneapiDevice::enqueue_kernel(KernelContext *kernel_context,
/* Compute-runtime (ie. NEO) version is what gets returned by sycl/L0 on Windows
* since Windows driver 101.3268. */
/* The same min compute-runtime version is currently required across Windows and Linux.
* For Windows driver 101.3430, compute-runtime version is 23904. */
static const int lowest_supported_driver_version_win = 1013430;
static const int lowest_supported_driver_version_neo = 23904;
* For Windows driver 101.4032, compute-runtime version is 24931. */
static const int lowest_supported_driver_version_win = 1014032;
static const int lowest_supported_driver_version_neo = 24931;
int OneapiDevice::parse_driver_build_version(const sycl::device &device)
{