Getting the Most Out of GCN: Driver Improvements

With the launch of any new architecture there’s still a lot of room for improvement on the part of driver developers, and GCN is no exception. On January 20th AMD released the first driver update for the 7000 Series, which brought with it an interesting mix of bug fixes, new features, and performance improvements. On the feature side AMD enabled support for Analytical Anti-Aliasing and Super Sample Anti-Aliasing for DX10+ games, an overdue feature that we’re very happy to see finally make it to AMD cards. Meanwhile on the performance side the new drivers improved the performance of the 7000 series in several games. Game performance typically rises slowly over time, but as this is one of the first post-launch driver releases, the gains are larger than what we’re used to seeing farther down the line.

To get an idea of where performance has improved and by how much, we reran our entire benchmark suite on the 7970.

As to be expected, at this point in time AMD is mostly focusing on improving performance on a game-by-game basis to deal with games that didn’t immediately adapt to the GCN architecture well, while the fact that they seem to be targeting common benchmarks first is likely intentional. Crysis: Warhead is the biggest winner here as minimum framerates in particular are greatly improved; we’re seeing a 22% improvement at 1920, while at 2560 there’s still an 11% improvement. Metro:2033 and DiRT 3 also picked up 10% or more in performance versus the release drivers, while Battlefield 3 has seen a much smaller  2%-3% improvement. Everything else in our suite is virtually unchanged, as it looks like AMD has not targeted any of those games at this time.

As one would expect, a result of these improvements the performance lead of the 7970 versus the GTX 580 has widened. The average lead for the 7970 is now 19% at 1920 and 26% at 2560, with the lead approaching 40% in games like Metro that specifically benefited from this update. At this point the only game the 7970 still seems to have trouble pulling well ahead of the GTX 580 is Battlefield 3, where the lead is only 8%.

AMD's Radeon HD 7950 Meet the Sapphire HD 7950 Overclock Edition
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  • Ryan Smith - Tuesday, January 31, 2012 - link

    Correct. That's BIOS 015.013.000.010.000705
  • Ryan Smith - Tuesday, January 31, 2012 - link

    I should add that this is also the build number of the BIOS on Sapphire's card.
  • AnandThenMan - Tuesday, January 31, 2012 - link

    Thanks for the info, appreciated.
  • Sttm - Tuesday, January 31, 2012 - link

    There is 0 chance these retarded prices will remain past Nvidia's next gen launch. At that point the 7950 will drop below $300 to be competitive. So if you pay $450 now, you are a chump.
  • mdlam - Tuesday, January 31, 2012 - link

    NO....maybe its because you just want the best card. just like all the other "chumps" were paying 500 for a gtx580 or still are, which is a completely disproportionately unfavorable price/performance ratio compared to the 560ti/6950 unlocked.
  • rronald1 - Tuesday, January 31, 2012 - link

    I was hoping for $300-350 price tag for 7950.
    Right now it´s much better to get 2x second hand 6970 running in crossfire, you will get better performances than even 7970 or even 6990.

    But we all know the price will drops like stones once Kepler hits the market.
  • mdlam - Tuesday, January 31, 2012 - link

    Only if Kepler isn't a total fail like Fermi
  • Eugene86 - Tuesday, January 31, 2012 - link

    Except Fermi wasn't a fail...
  • artk2219 - Wednesday, February 1, 2012 - link

    The original Fermi could most definitely count as a fail, hot loud, power hungry, big, expensive for only 20% more power than a 5870, and LATE, it was fun to watch :). It wasn't until the 460 and the release of the 500 series that Nvidia got that mess worked out.
  • Veroxious - Tuesday, January 31, 2012 - link

    While the performance is impressive, the pricing is just ridiculous and leaves a bittter taste in the mouth. One could get similar performance from 2 x 6850 /2 x gtx460's for $320-360.

    For my next upgrade I was looking for slightly more horsepower than a single gtx580 combined with Ivy bridge. Ofcourse 1st prize for me is a single powerful gpu as opposed to sli/crossfire but at $450 for a reference card it's just pointless. We'll see what happens with Kepler but it seems AMD is setting a recurring trend of increased base cost for every architectural generation which means the costs just keep escalating. What was once a small caliber hole in my pocket seems to have become a 12-gauge crater. Arrrghhhh.........

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