News
Scritto da Michele Carasia
Martedì, 12 Luglio 2016 09:54
AMD ha reso disponibile un nuovo aggiornamento dei driver Crimson per le schede video della famiglia Radeon basate su architettura GCN. Parliamo della release 16.7.2 disponibile per il download a questo indirizzo.

I driver introducono incrementi prestazionali in DooM grazie al supporto all'Asynchronous Compute e alle Shader Intrinsic Functions via API Vulkan. Ricordiamo che l'Asynchronous Compute riduce i tempi di rendering grazie ad una migliore distribuzione delle operazioni sulle code di elaborazione, mentre l'SIF fornisce un accesso diretto all'hardware per sfruttare al meglio le risorse delle GPU.
Grazie ai nuovi driver AMD parla di un incremento prestazionale del 27% in DooM alla risoluzione di 1080p con la scheda video Radeon RX 480 rispetto al rendering OGL e del 23% a 1440p:


Attualmente l'Asynchronous Compute è ottimizzato per le GPU AMD (GCN2 in poi) per DooM renderizzato via API Vulkan ma Bethesda ha fatto sapere che è al lavoro con Nvidia per poter abilitarlo almeno sulle GPU Pascal.
Changelog:
Radeon Software Crimson Edition 16.7.2 Highlights
- The “compatibility mode” UI toggle was designed to reduce total power with minimal performance impact on AMD Radeon™ RX480 reference boards and has been made available to users in the Global Settings menu of Radeon Settings (first introduced in the previous Radeon Software Crimson Edition 16.7.1 driver). This toggle is in “off” by default.
- Support for DOOM (with Vulkan API) – enables performance enhancements through support for Async Compute and Shader Intrinsics.
Fixed Issues
- In the previous Radeon Software Crimson Edition 16.7.1 driver the “Restore Factory Defaults” option under Preferences of Radeon Settings Software would not set the “Compatibility Mode” UI toggle to its default “OFF” value. This is fixed in the Radeon Software Crimson Edition 16.7.2 driver. The “Restore Factory Defaults” options resets all Radeon Settings to their factory default values.
Known Issues
- A few game titles may fail to launch or crash if the AMD Gaming Evolved overlay is enabled. A temporary workaround is to disable the AMD Gaming Evolved “In Game Overlay”.
- Radeon™ Pro Duo may experience a black screen in Total War™: Warhammer with the games API set to DirectX®12 and V-Sync enabled.
- DiRT™ Rally may experience flickering terrain in some races when the advanced blending option is enabled in the games settings page.
- Some Overdrive settings may not appear in Radeon Settings for Radeon™ Fury X when in AMD Crossfire mode.
- Dota™2 may crash when using the Vulkan™ API and the user changes resolutions or quality settings.
- Battlefield™ 4 may experience crashes when using Mantle. As a work around users are suggested to switch to DirectX®11.
- Need for Speed™ may experience flickering on some light sources in AMD Crossfire mode.
- Frame Rate Target Control gaming profiles may fail to enable for some games.
- Radeon Wattman may retain settings of an overclock after it has failed. If you have failed an overclock with a system hang or reboot make sure to use the “Reset” option in the Radeon WattMan settings page when the system has rebooted.
- Low frame rate or stutter may be experienced Wolfenstein®: The Old Blood™ on Radeon™ RX 480.
- Assassin’s Creed® Syndicate may experience a game crash or hang when in game settings are set to high or greater.
- Disabling AMD Crossfire mode on Radeon™ RX 480 may disable the device in Windows® Device Manager. A workaround is to reboot the system to re-enable the device.
Pubblicato in: News, Software
Tags: amd , api , crimson , DooM , driver , vulkan
Autore: Michele Carasia
Esperto in: Schede video, CPU, overclock, videogames
E' stato newser e reviewer per importanti portali italiani occupandosi in particolare di schede video e processori. Appassionato anche di overclock e videogames.
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